Home / 56,736,218.60-85,104,327.90-55,840,423.40

Finding the Fourth Proportional to 56,736,218.60, 85,104,327.90 and 55,840,423.40

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Solution

The fourth proportional to 56,736,218.60, 85,104,327.90 and 55,840,423.40 is: 83,760,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,736,218.60 : 85,104,327.90 = 55,840,423.40 : x
  2. Step 2: Convert to fraction form
    56,736,218.60/85,104,327.90 = 55,840,423.40/x
  3. Step 3: Cross multiply
    56,736,218.60x = 85,104,327.90 × 55,840,423.40
  4. Step 4: Simplify right side
    56,736,218.60x = 4,752,261,703,108,433
  5. Step 5: Solve for x
    x = 4,752,261,703,108,433/56,736,218.60
  6. Step 6: Final answer
    x = 83,760,635.10

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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.