Home / 31,512,009.60-47,268,014.40-26,977,046.40

Finding the Fourth Proportional to 31,512,009.60, 47,268,014.40 and 26,977,046.40

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Solution

The fourth proportional to 31,512,009.60, 47,268,014.40 and 26,977,046.40 is: 40,465,569.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,512,009.60 : 47,268,014.40 = 26,977,046.40 : x
  2. Step 2: Convert to fraction form
    31,512,009.60/47,268,014.40 = 26,977,046.40/x
  3. Step 3: Cross multiply
    31,512,009.60x = 47,268,014.40 × 26,977,046.40
  4. Step 4: Simplify right side
    31,512,009.60x = 1,275,151,417,704,668
  5. Step 5: Solve for x
    x = 1,275,151,417,704,668/31,512,009.60
  6. Step 6: Final answer
    x = 40,465,569.60

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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.