Home / 56,165,416.80-84,248,125.20-47,662,360.80

Finding the Fourth Proportional to 56,165,416.80, 84,248,125.20 and 47,662,360.80

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Solution

The fourth proportional to 56,165,416.80, 84,248,125.20 and 47,662,360.80 is: 71,493,541.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,416.80 : 84,248,125.20 = 47,662,360.80 : x
  2. Step 2: Convert to fraction form
    56,165,416.80/84,248,125.20 = 47,662,360.80/x
  3. Step 3: Cross multiply
    56,165,416.80x = 84,248,125.20 × 47,662,360.80
  4. Step 4: Simplify right side
    56,165,416.80x = 4,015,464,540,005,972
  5. Step 5: Solve for x
    x = 4,015,464,540,005,972/56,165,416.80
  6. Step 6: Final answer
    x = 71,493,541.20

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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.