Home / 31,684,911.60-47,628,844.20-29,438,425.20

Finding the Fourth Proportional to 31,684,911.60, 47,628,844.20 and 29,438,425.20

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Solution

The fourth proportional to 31,684,911.60, 47,628,844.20 and 29,438,425.20 is: 44,251,919.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,684,911.60 : 47,628,844.20 = 29,438,425.20 : x
  2. Step 2: Convert to fraction form
    31,684,911.60/47,628,844.20 = 29,438,425.20/x
  3. Step 3: Cross multiply
    31,684,911.60x = 47,628,844.20 × 29,438,425.20
  4. Step 4: Simplify right side
    31,684,911.60x = 1,402,118,167,344,154
  5. Step 5: Solve for x
    x = 1,402,118,167,344,154/31,684,911.60
  6. Step 6: Final answer
    x = 44,251,919.81

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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.