Home / 8,871,087.60-13,306,631.40-7,701,917.40

Finding the Fourth Proportional to 8,871,087.60, 13,306,631.40 and 7,701,917.40

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Solution

The fourth proportional to 8,871,087.60, 13,306,631.40 and 7,701,917.40 is: 11,552,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,871,087.60 : 13,306,631.40 = 7,701,917.40 : x
  2. Step 2: Convert to fraction form
    8,871,087.60/13,306,631.40 = 7,701,917.40/x
  3. Step 3: Cross multiply
    8,871,087.60x = 13,306,631.40 × 7,701,917.40
  4. Step 4: Simplify right side
    8,871,087.60x = 102,486,575,915,046.38
  5. Step 5: Solve for x
    x = 102,486,575,915,046.38/8,871,087.60
  6. Step 6: Final answer
    x = 11,552,876.10

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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.