Home / 39,836,200.80-59,810,288.40-31,326,146.40

Finding the Fourth Proportional to 39,836,200.80, 59,810,288.40 and 31,326,146.40

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Solution

The fourth proportional to 39,836,200.80, 59,810,288.40 and 31,326,146.40 is: 47,033,246.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,836,200.80 : 59,810,288.40 = 31,326,146.40 : x
  2. Step 2: Convert to fraction form
    39,836,200.80/59,810,288.40 = 31,326,146.40/x
  3. Step 3: Cross multiply
    39,836,200.80x = 59,810,288.40 × 31,326,146.40
  4. Step 4: Simplify right side
    39,836,200.80x = 1,873,625,850,644,621.50
  5. Step 5: Solve for x
    x = 1,873,625,850,644,621.50/39,836,200.80
  6. Step 6: Final answer
    x = 47,033,246.47

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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.