Home / 7,776,010.40-11,664,015.60-7,650,039.20

Finding the Fourth Proportional to 7,776,010.40, 11,664,015.60 and 7,650,039.20

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Solution

The fourth proportional to 7,776,010.40, 11,664,015.60 and 7,650,039.20 is: 11,475,058.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,010.40 : 11,664,015.60 = 7,650,039.20 : x
  2. Step 2: Convert to fraction form
    7,776,010.40/11,664,015.60 = 7,650,039.20/x
  3. Step 3: Cross multiply
    7,776,010.40x = 11,664,015.60 × 7,650,039.20
  4. Step 4: Simplify right side
    7,776,010.40x = 89,230,176,569,411.52
  5. Step 5: Solve for x
    x = 89,230,176,569,411.52/7,776,010.40
  6. Step 6: Final answer
    x = 11,475,058.80

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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.