Home / 10,542,701.80-15,814,052.70-8,952,315.40

Finding the Fourth Proportional to 10,542,701.80, 15,814,052.70 and 8,952,315.40

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Solution

The fourth proportional to 10,542,701.80, 15,814,052.70 and 8,952,315.40 is: 13,428,473.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,542,701.80 : 15,814,052.70 = 8,952,315.40 : x
  2. Step 2: Convert to fraction form
    10,542,701.80/15,814,052.70 = 8,952,315.40/x
  3. Step 3: Cross multiply
    10,542,701.80x = 15,814,052.70 × 8,952,315.40
  4. Step 4: Simplify right side
    10,542,701.80x = 141,572,387,522,621.59
  5. Step 5: Solve for x
    x = 141,572,387,522,621.59/10,542,701.80
  6. Step 6: Final answer
    x = 13,428,473.10

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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.