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Finding the Fourth Proportional to 60,481,873.60, 90,722,810.40 and 22,144,638.40

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Solution

The fourth proportional to 60,481,873.60, 90,722,810.40 and 22,144,638.40 is: 33,216,957.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,481,873.60 : 90,722,810.40 = 22,144,638.40 : x
  2. Step 2: Convert to fraction form
    60,481,873.60/90,722,810.40 = 22,144,638.40/x
  3. Step 3: Cross multiply
    60,481,873.60x = 90,722,810.40 × 22,144,638.40
  4. Step 4: Simplify right side
    60,481,873.60x = 2,009,023,830,939,759.25
  5. Step 5: Solve for x
    x = 2,009,023,830,939,759.25/60,481,873.60
  6. Step 6: Final answer
    x = 33,216,957.60

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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.