Home / 57,309,041.60-85,963,562.40-51,038,475.20

Finding the Fourth Proportional to 57,309,041.60, 85,963,562.40 and 51,038,475.20

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Solution

The fourth proportional to 57,309,041.60, 85,963,562.40 and 51,038,475.20 is: 76,557,712.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,309,041.60 : 85,963,562.40 = 51,038,475.20 : x
  2. Step 2: Convert to fraction form
    57,309,041.60/85,963,562.40 = 51,038,475.20/x
  3. Step 3: Cross multiply
    57,309,041.60x = 85,963,562.40 × 51,038,475.20
  4. Step 4: Simplify right side
    57,309,041.60x = 4,387,449,147,656,053
  5. Step 5: Solve for x
    x = 4,387,449,147,656,053/57,309,041.60
  6. Step 6: Final answer
    x = 76,557,712.80

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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.