Home / 28,534,519.31-42,792,787.97-9,360,808.43

Finding the Fourth Proportional to 28,534,519.31, 42,792,787.97 and 9,360,808.43

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Solution

The fourth proportional to 28,534,519.31, 42,792,787.97 and 9,360,808.43 is: 14,038,263.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,534,519.31 : 42,792,787.97 = 9,360,808.43 : x
  2. Step 2: Convert to fraction form
    28,534,519.31/42,792,787.97 = 9,360,808.43/x
  3. Step 3: Cross multiply
    28,534,519.31x = 42,792,787.97 × 9,360,808.43
  4. Step 4: Simplify right side
    28,534,519.31x = 400,575,090,468,059.50
  5. Step 5: Solve for x
    x = 400,575,090,468,059.50/28,534,519.31
  6. Step 6: Final answer
    x = 14,038,263.13

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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.