Home / 19,438,073.15-29,145,829.43-9,202,846.52

Finding the Fourth Proportional to 19,438,073.15, 29,145,829.43 and 9,202,846.52

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Solution

The fourth proportional to 19,438,073.15, 29,145,829.43 and 9,202,846.52 is: 13,798,929.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438,073.15 : 29,145,829.43 = 9,202,846.52 : x
  2. Step 2: Convert to fraction form
    19,438,073.15/29,145,829.43 = 9,202,846.52/x
  3. Step 3: Cross multiply
    19,438,073.15x = 29,145,829.43 × 9,202,846.52
  4. Step 4: Simplify right side
    19,438,073.15x = 268,224,594,750,645.72
  5. Step 5: Solve for x
    x = 268,224,594,750,645.72/19,438,073.15
  6. Step 6: Final answer
    x = 13,798,929.18

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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.