Home / 56,938,691.16-85,390,372.62-20,542,350.06

Finding the Fourth Proportional to 56,938,691.16, 85,390,372.62 and 20,542,350.06

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Solution

The fourth proportional to 56,938,691.16, 85,390,372.62 and 20,542,350.06 is: 30,807,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,938,691.16 : 85,390,372.62 = 20,542,350.06 : x
  2. Step 2: Convert to fraction form
    56,938,691.16/85,390,372.62 = 20,542,350.06/x
  3. Step 3: Cross multiply
    56,938,691.16x = 85,390,372.62 × 20,542,350.06
  4. Step 4: Simplify right side
    56,938,691.16x = 1,754,118,926,113,879.25
  5. Step 5: Solve for x
    x = 1,754,118,926,113,879.25/56,938,691.16
  6. Step 6: Final answer
    x = 30,807,152.23

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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.