Home / 10,367,785.70-15,551,678.55-5,265,952.10

Finding the Fourth Proportional to 10,367,785.70, 15,551,678.55 and 5,265,952.10

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Solution

The fourth proportional to 10,367,785.70, 15,551,678.55 and 5,265,952.10 is: 7,898,928.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,367,785.70 : 15,551,678.55 = 5,265,952.10 : x
  2. Step 2: Convert to fraction form
    10,367,785.70/15,551,678.55 = 5,265,952.10/x
  3. Step 3: Cross multiply
    10,367,785.70x = 15,551,678.55 × 5,265,952.10
  4. Step 4: Simplify right side
    10,367,785.70x = 81,894,394,318,897.45
  5. Step 5: Solve for x
    x = 81,894,394,318,897.45/10,367,785.70
  6. Step 6: Final answer
    x = 7,898,928.15

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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.