Home / 10,176,025.10-15,264,037.65-10,105,166.30

Finding the Fourth Proportional to 10,176,025.10, 15,264,037.65 and 10,105,166.30

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Solution

The fourth proportional to 10,176,025.10, 15,264,037.65 and 10,105,166.30 is: 15,157,749.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,176,025.10 : 15,264,037.65 = 10,105,166.30 : x
  2. Step 2: Convert to fraction form
    10,176,025.10/15,264,037.65 = 10,105,166.30/x
  3. Step 3: Cross multiply
    10,176,025.10x = 15,264,037.65 × 10,105,166.30
  4. Step 4: Simplify right side
    10,176,025.10x = 154,245,638,862,711.22
  5. Step 5: Solve for x
    x = 154,245,638,862,711.22/10,176,025.10
  6. Step 6: Final answer
    x = 15,157,749.45

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.