Home / 56,167,221.90-84,250,832.85-52,807,989.90

Finding the Fourth Proportional to 56,167,221.90, 84,250,832.85 and 52,807,989.90

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Solution

The fourth proportional to 56,167,221.90, 84,250,832.85 and 52,807,989.90 is: 79,211,984.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167,221.90 : 84,250,832.85 = 52,807,989.90 : x
  2. Step 2: Convert to fraction form
    56,167,221.90/84,250,832.85 = 52,807,989.90/x
  3. Step 3: Cross multiply
    56,167,221.90x = 84,250,832.85 × 52,807,989.90
  4. Step 4: Simplify right side
    56,167,221.90x = 4,449,117,130,209,388
  5. Step 5: Solve for x
    x = 4,449,117,130,209,388/56,167,221.90
  6. Step 6: Final answer
    x = 79,211,984.85

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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.