Home / 35,970,529.80-54,011,781.90-20,853,985.80

Finding the Fourth Proportional to 35,970,529.80, 54,011,781.90 and 20,853,985.80

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Solution

The fourth proportional to 35,970,529.80, 54,011,781.90 and 20,853,985.80 is: 31,313,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,970,529.80 : 54,011,781.90 = 20,853,985.80 : x
  2. Step 2: Convert to fraction form
    35,970,529.80/54,011,781.90 = 20,853,985.80/x
  3. Step 3: Cross multiply
    35,970,529.80x = 54,011,781.90 × 20,853,985.80
  4. Step 4: Simplify right side
    35,970,529.80x = 1,126,360,932,775,297
  5. Step 5: Solve for x
    x = 1,126,360,932,775,297/35,970,529.80
  6. Step 6: Final answer
    x = 31,313,437.39

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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.