Home / 56,015,999.40-84,023,999.10-13,465,727.40

Finding the Fourth Proportional to 56,015,999.40, 84,023,999.10 and 13,465,727.40

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Solution

The fourth proportional to 56,015,999.40, 84,023,999.10 and 13,465,727.40 is: 20,198,591.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,015,999.40 : 84,023,999.10 = 13,465,727.40 : x
  2. Step 2: Convert to fraction form
    56,015,999.40/84,023,999.10 = 13,465,727.40/x
  3. Step 3: Cross multiply
    56,015,999.40x = 84,023,999.10 × 13,465,727.40
  4. Step 4: Simplify right side
    56,015,999.40x = 1,131,444,266,938,445.25
  5. Step 5: Solve for x
    x = 1,131,444,266,938,445.25/56,015,999.40
  6. Step 6: Final answer
    x = 20,198,591.10

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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.