Home / 56,438,266.90-84,657,400.35-18,103,656.10

Finding the Fourth Proportional to 56,438,266.90, 84,657,400.35 and 18,103,656.10

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Solution

The fourth proportional to 56,438,266.90, 84,657,400.35 and 18,103,656.10 is: 27,155,484.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,438,266.90 : 84,657,400.35 = 18,103,656.10 : x
  2. Step 2: Convert to fraction form
    56,438,266.90/84,657,400.35 = 18,103,656.10/x
  3. Step 3: Cross multiply
    56,438,266.90x = 84,657,400.35 × 18,103,656.10
  4. Step 4: Simplify right side
    56,438,266.90x = 1,532,608,462,256,419.75
  5. Step 5: Solve for x
    x = 1,532,608,462,256,419.75/56,438,266.90
  6. Step 6: Final answer
    x = 27,155,484.15

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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.