Home / 22,147,789.60-33,221,684.40-21,774,541.60

Finding the Fourth Proportional to 22,147,789.60, 33,221,684.40 and 21,774,541.60

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Solution

The fourth proportional to 22,147,789.60, 33,221,684.40 and 21,774,541.60 is: 32,661,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147,789.60 : 33,221,684.40 = 21,774,541.60 : x
  2. Step 2: Convert to fraction form
    22,147,789.60/33,221,684.40 = 21,774,541.60/x
  3. Step 3: Cross multiply
    22,147,789.60x = 33,221,684.40 × 21,774,541.60
  4. Step 4: Simplify right side
    22,147,789.60x = 723,386,948,989,871
  5. Step 5: Solve for x
    x = 723,386,948,989,871/22,147,789.60
  6. Step 6: Final answer
    x = 32,661,812.40

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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.