Home / 8,869,354.70-13,304,032.05-8,785,373.90

Finding the Fourth Proportional to 8,869,354.70, 13,304,032.05 and 8,785,373.90

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Solution

The fourth proportional to 8,869,354.70, 13,304,032.05 and 8,785,373.90 is: 13,178,060.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,354.70 : 13,304,032.05 = 8,785,373.90 : x
  2. Step 2: Convert to fraction form
    8,869,354.70/13,304,032.05 = 8,785,373.90/x
  3. Step 3: Cross multiply
    8,869,354.70x = 13,304,032.05 × 8,785,373.90
  4. Step 4: Simplify right side
    8,869,354.70x = 116,880,895,936,833.50
  5. Step 5: Solve for x
    x = 116,880,895,936,833.50/8,869,354.70
  6. Step 6: Final answer
    x = 13,178,060.85

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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.