Home / 32,654,174.40-45,047,683.20-21,055,463.68

Finding the Fourth Proportional to 32,654,174.40, 45,047,683.20 and 21,055,463.68

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Solution

The fourth proportional to 32,654,174.40, 45,047,683.20 and 21,055,463.68 is: 29,046,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,654,174.40 : 45,047,683.20 = 21,055,463.68 : x
  2. Step 2: Convert to fraction form
    32,654,174.40/45,047,683.20 = 21,055,463.68/x
  3. Step 3: Cross multiply
    32,654,174.40x = 45,047,683.20 × 21,055,463.68
  4. Step 4: Simplify right side
    32,654,174.40x = 948,499,857,485,746.25
  5. Step 5: Solve for x
    x = 948,499,857,485,746.25/32,654,174.40
  6. Step 6: Final answer
    x = 29,046,817.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.