Home / 7,776,061.90-11,664,092.85-6,712,305.10

Finding the Fourth Proportional to 7,776,061.90, 11,664,092.85 and 6,712,305.10

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Solution

The fourth proportional to 7,776,061.90, 11,664,092.85 and 6,712,305.10 is: 10,068,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,061.90 : 11,664,092.85 = 6,712,305.10 : x
  2. Step 2: Convert to fraction form
    7,776,061.90/11,664,092.85 = 6,712,305.10/x
  3. Step 3: Cross multiply
    7,776,061.90x = 11,664,092.85 × 6,712,305.10
  4. Step 4: Simplify right side
    7,776,061.90x = 78,292,949,923,928.53
  5. Step 5: Solve for x
    x = 78,292,949,923,928.53/7,776,061.90
  6. Step 6: Final answer
    x = 10,068,457.65

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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.