Home / 14,258,082.80-21,387,124.20-6,581,712.80

Finding the Fourth Proportional to 14,258,082.80, 21,387,124.20 and 6,581,712.80

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Solution

The fourth proportional to 14,258,082.80, 21,387,124.20 and 6,581,712.80 is: 9,872,569.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,082.80 : 21,387,124.20 = 6,581,712.80 : x
  2. Step 2: Convert to fraction form
    14,258,082.80/21,387,124.20 = 6,581,712.80/x
  3. Step 3: Cross multiply
    14,258,082.80x = 21,387,124.20 × 6,581,712.80
  4. Step 4: Simplify right side
    14,258,082.80x = 140,763,909,102,329.75
  5. Step 5: Solve for x
    x = 140,763,909,102,329.75/14,258,082.80
  6. Step 6: Final answer
    x = 9,872,569.20

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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.