Home / 56,165,425.80-84,248,138.70-47,662,369.80

Finding the Fourth Proportional to 56,165,425.80, 84,248,138.70 and 47,662,369.80

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Solution

The fourth proportional to 56,165,425.80, 84,248,138.70 and 47,662,369.80 is: 71,493,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,425.80 : 84,248,138.70 = 47,662,369.80 : x
  2. Step 2: Convert to fraction form
    56,165,425.80/84,248,138.70 = 47,662,369.80/x
  3. Step 3: Cross multiply
    56,165,425.80x = 84,248,138.70 × 47,662,369.80
  4. Step 4: Simplify right side
    56,165,425.80x = 4,015,465,941,681,091
  5. Step 5: Solve for x
    x = 4,015,465,941,681,091/56,165,425.80
  6. Step 6: Final answer
    x = 71,493,554.70

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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.