Home / 10,372,022.10-15,526,540.35-9,238,281.30

Finding the Fourth Proportional to 10,372,022.10, 15,526,540.35 and 9,238,281.30

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Solution

The fourth proportional to 10,372,022.10, 15,526,540.35 and 9,238,281.30 is: 13,829,371.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,022.10 : 15,526,540.35 = 9,238,281.30 : x
  2. Step 2: Convert to fraction form
    10,372,022.10/15,526,540.35 = 9,238,281.30/x
  3. Step 3: Cross multiply
    10,372,022.10x = 15,526,540.35 × 9,238,281.30
  4. Step 4: Simplify right side
    10,372,022.10x = 143,438,547,369,100.47
  5. Step 5: Solve for x
    x = 143,438,547,369,100.47/10,372,022.10
  6. Step 6: Final answer
    x = 13,829,371.55

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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.