Home / 42,293,722.60-63,369,725.10-36,199,865.80

Finding the Fourth Proportional to 42,293,722.60, 63,369,725.10 and 36,199,865.80

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Solution

The fourth proportional to 42,293,722.60, 63,369,725.10 and 36,199,865.80 is: 54,239,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,293,722.60 : 63,369,725.10 = 36,199,865.80 : x
  2. Step 2: Convert to fraction form
    42,293,722.60/63,369,725.10 = 36,199,865.80/x
  3. Step 3: Cross multiply
    42,293,722.60x = 63,369,725.10 × 36,199,865.80
  4. Step 4: Simplify right side
    42,293,722.60x = 2,293,975,544,402,891.50
  5. Step 5: Solve for x
    x = 2,293,975,544,402,891.50/42,293,722.60
  6. Step 6: Final answer
    x = 54,239,149.53

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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.