Home / 10,676,616.80-15,983,432.40-9,416,904.80

Finding the Fourth Proportional to 10,676,616.80, 15,983,432.40 and 9,416,904.80

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Solution

The fourth proportional to 10,676,616.80, 15,983,432.40 and 9,416,904.80 is: 14,097,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,616.80 : 15,983,432.40 = 9,416,904.80 : x
  2. Step 2: Convert to fraction form
    10,676,616.80/15,983,432.40 = 9,416,904.80/x
  3. Step 3: Cross multiply
    10,676,616.80x = 15,983,432.40 × 9,416,904.80
  4. Step 4: Simplify right side
    10,676,616.80x = 150,514,461,288,035.53
  5. Step 5: Solve for x
    x = 150,514,461,288,035.53/10,676,616.80
  6. Step 6: Final answer
    x = 14,097,580.17

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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.