Home / 31,890,134.40-47,835,201.60-22,334,985.60

Finding the Fourth Proportional to 31,890,134.40, 47,835,201.60 and 22,334,985.60

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Solution

The fourth proportional to 31,890,134.40, 47,835,201.60 and 22,334,985.60 is: 33,502,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890,134.40 : 47,835,201.60 = 22,334,985.60 : x
  2. Step 2: Convert to fraction form
    31,890,134.40/47,835,201.60 = 22,334,985.60/x
  3. Step 3: Cross multiply
    31,890,134.40x = 47,835,201.60 × 22,334,985.60
  4. Step 4: Simplify right side
    31,890,134.40x = 1,068,398,538,909,097.12
  5. Step 5: Solve for x
    x = 1,068,398,538,909,097.12/31,890,134.40
  6. Step 6: Final answer
    x = 33,502,478.40

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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.