Home / 14,272,787.57-19,696,466.34-7,746,417.12

Finding the Fourth Proportional to 14,272,787.57, 19,696,466.34 and 7,746,417.12

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Solution

The fourth proportional to 14,272,787.57, 19,696,466.34 and 7,746,417.12 is: 10,690,066.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,272,787.57 : 19,696,466.34 = 7,746,417.12 : x
  2. Step 2: Convert to fraction form
    14,272,787.57/19,696,466.34 = 7,746,417.12/x
  3. Step 3: Cross multiply
    14,272,787.57x = 19,696,466.34 × 7,746,417.12
  4. Step 4: Simplify right side
    14,272,787.57x = 152,577,044,059,679.75
  5. Step 5: Solve for x
    x = 152,577,044,059,679.75/14,272,787.57
  6. Step 6: Final answer
    x = 10,690,066.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.