Home / 43,386,553.20-65,079,829.80-11,038,393.20

Finding the Fourth Proportional to 43,386,553.20, 65,079,829.80 and 11,038,393.20

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Solution

The fourth proportional to 43,386,553.20, 65,079,829.80 and 11,038,393.20 is: 16,557,589.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,386,553.20 : 65,079,829.80 = 11,038,393.20 : x
  2. Step 2: Convert to fraction form
    43,386,553.20/65,079,829.80 = 11,038,393.20/x
  3. Step 3: Cross multiply
    43,386,553.20x = 65,079,829.80 × 11,038,393.20
  4. Step 4: Simplify right side
    43,386,553.20x = 718,376,750,721,477.25
  5. Step 5: Solve for x
    x = 718,376,750,721,477.25/43,386,553.20
  6. Step 6: Final answer
    x = 16,557,589.80

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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.