Home / 46,342,837.60-69,539,139.60-19,419,215.20

Finding the Fourth Proportional to 46,342,837.60, 69,539,139.60 and 19,419,215.20

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Solution

The fourth proportional to 46,342,837.60, 69,539,139.60 and 19,419,215.20 is: 29,139,249.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,342,837.60 : 69,539,139.60 = 19,419,215.20 : x
  2. Step 2: Convert to fraction form
    46,342,837.60/69,539,139.60 = 19,419,215.20/x
  3. Step 3: Cross multiply
    46,342,837.60x = 69,539,139.60 × 19,419,215.20
  4. Step 4: Simplify right side
    46,342,837.60x = 1,350,395,516,715,241.75
  5. Step 5: Solve for x
    x = 1,350,395,516,715,241.75/46,342,837.60
  6. Step 6: Final answer
    x = 29,139,249.70

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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.