Home / 10,368,749.10-15,571,786.05-7,532,064.30

Finding the Fourth Proportional to 10,368,749.10, 15,571,786.05 and 7,532,064.30

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Solution

The fourth proportional to 10,368,749.10, 15,571,786.05 and 7,532,064.30 is: 11,311,653.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,749.10 : 15,571,786.05 = 7,532,064.30 : x
  2. Step 2: Convert to fraction form
    10,368,749.10/15,571,786.05 = 7,532,064.30/x
  3. Step 3: Cross multiply
    10,368,749.10x = 15,571,786.05 × 7,532,064.30
  4. Step 4: Simplify right side
    10,368,749.10x = 117,287,693,794,443.02
  5. Step 5: Solve for x
    x = 117,287,693,794,443.02/10,368,749.10
  6. Step 6: Final answer
    x = 11,311,653.19

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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.