Home / 8,142,387.53-11,235,699.45-4,704,554.75

Finding the Fourth Proportional to 8,142,387.53, 11,235,699.45 and 4,704,554.75

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Solution

The fourth proportional to 8,142,387.53, 11,235,699.45 and 4,704,554.75 is: 6,491,826.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,142,387.53 : 11,235,699.45 = 4,704,554.75 : x
  2. Step 2: Convert to fraction form
    8,142,387.53/11,235,699.45 = 4,704,554.75/x
  3. Step 3: Cross multiply
    8,142,387.53x = 11,235,699.45 × 4,704,554.75
  4. Step 4: Simplify right side
    8,142,387.53x = 52,858,963,160,891.39
  5. Step 5: Solve for x
    x = 52,858,963,160,891.39/8,142,387.53
  6. Step 6: Final answer
    x = 6,491,826.02

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1.5x scale

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.