Home / 46,342,836.60-69,539,138.10-19,419,214.20

Finding the Fourth Proportional to 46,342,836.60, 69,539,138.10 and 19,419,214.20

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Solution

The fourth proportional to 46,342,836.60, 69,539,138.10 and 19,419,214.20 is: 29,139,248.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,342,836.60 : 69,539,138.10 = 19,419,214.20 : x
  2. Step 2: Convert to fraction form
    46,342,836.60/69,539,138.10 = 19,419,214.20/x
  3. Step 3: Cross multiply
    46,342,836.60x = 69,539,138.10 × 19,419,214.20
  4. Step 4: Simplify right side
    46,342,836.60x = 1,350,395,418,047,280.75
  5. Step 5: Solve for x
    x = 1,350,395,418,047,280.75/46,342,836.60
  6. Step 6: Final answer
    x = 29,139,248.20

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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.