Home / 31,998,663.60-48,109,969.80-31,326,817.20

Finding the Fourth Proportional to 31,998,663.60, 48,109,969.80 and 31,326,817.20

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Solution

The fourth proportional to 31,998,663.60, 48,109,969.80 and 31,326,817.20 is: 47,099,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,998,663.60 : 48,109,969.80 = 31,326,817.20 : x
  2. Step 2: Convert to fraction form
    31,998,663.60/48,109,969.80 = 31,326,817.20/x
  3. Step 3: Cross multiply
    31,998,663.60x = 48,109,969.80 × 31,326,817.20
  4. Step 4: Simplify right side
    31,998,663.60x = 1,507,132,229,422,120.50
  5. Step 5: Solve for x
    x = 1,507,132,229,422,120.50/31,998,663.60
  6. Step 6: Final answer
    x = 47,099,849.18

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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.