Home / 7,776,039.40-11,664,059.10-7,650,068.20

Finding the Fourth Proportional to 7,776,039.40, 11,664,059.10 and 7,650,068.20

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Solution

The fourth proportional to 7,776,039.40, 11,664,059.10 and 7,650,068.20 is: 11,475,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,039.40 : 11,664,059.10 = 7,650,068.20 : x
  2. Step 2: Convert to fraction form
    7,776,039.40/11,664,059.10 = 7,650,068.20/x
  3. Step 3: Cross multiply
    7,776,039.40x = 11,664,059.10 × 7,650,068.20
  4. Step 4: Simplify right side
    7,776,039.40x = 89,230,847,603,830.62
  5. Step 5: Solve for x
    x = 89,230,847,603,830.62/7,776,039.40
  6. Step 6: Final answer
    x = 11,475,102.30

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Similar ratio
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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.