Home / 10,369,037.10-15,553,555.65-9,739,181.10

Finding the Fourth Proportional to 10,369,037.10, 15,553,555.65 and 9,739,181.10

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Solution

The fourth proportional to 10,369,037.10, 15,553,555.65 and 9,739,181.10 is: 14,608,771.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,037.10 : 15,553,555.65 = 9,739,181.10 : x
  2. Step 2: Convert to fraction form
    10,369,037.10/15,553,555.65 = 9,739,181.10/x
  3. Step 3: Cross multiply
    10,369,037.10x = 15,553,555.65 × 9,739,181.10
  4. Step 4: Simplify right side
    10,369,037.10x = 151,478,895,224,278.22
  5. Step 5: Solve for x
    x = 151,478,895,224,278.22/10,369,037.10
  6. Step 6: Final answer
    x = 14,608,771.65

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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.