Home / 8,440,308.80-11,636,057.76-5,341,290.56

Finding the Fourth Proportional to 8,440,308.80, 11,636,057.76 and 5,341,290.56

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Solution

The fourth proportional to 8,440,308.80, 11,636,057.76 and 5,341,290.56 is: 7,363,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,440,308.80 : 11,636,057.76 = 5,341,290.56 : x
  2. Step 2: Convert to fraction form
    8,440,308.80/11,636,057.76 = 5,341,290.56/x
  3. Step 3: Cross multiply
    8,440,308.80x = 11,636,057.76 × 5,341,290.56
  4. Step 4: Simplify right side
    8,440,308.80x = 62,151,565,469,102.74
  5. Step 5: Solve for x
    x = 62,151,565,469,102.74/8,440,308.80
  6. Step 6: Final answer
    x = 7,363,660.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.