Home / 13,802,068.80-20,687,551.20-6,617,044.80

Finding the Fourth Proportional to 13,802,068.80, 20,687,551.20 and 6,617,044.80

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Solution

The fourth proportional to 13,802,068.80, 20,687,551.20 and 6,617,044.80 is: 9,918,111.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,068.80 : 20,687,551.20 = 6,617,044.80 : x
  2. Step 2: Convert to fraction form
    13,802,068.80/20,687,551.20 = 6,617,044.80/x
  3. Step 3: Cross multiply
    13,802,068.80x = 20,687,551.20 × 6,617,044.80
  4. Step 4: Simplify right side
    13,802,068.80x = 136,890,453,092,693.75
  5. Step 5: Solve for x
    x = 136,890,453,092,693.75/13,802,068.80
  6. Step 6: Final answer
    x = 9,918,111.20

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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.