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Finding the Fourth Proportional to 60,481,877.60, 90,722,816.40 and 22,144,642.40

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Solution

The fourth proportional to 60,481,877.60, 90,722,816.40 and 22,144,642.40 is: 33,216,963.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,481,877.60 : 90,722,816.40 = 22,144,642.40 : x
  2. Step 2: Convert to fraction form
    60,481,877.60/90,722,816.40 = 22,144,642.40/x
  3. Step 3: Cross multiply
    60,481,877.60x = 90,722,816.40 × 22,144,642.40
  4. Step 4: Simplify right side
    60,481,877.60x = 2,009,024,326,698,855.25
  5. Step 5: Solve for x
    x = 2,009,024,326,698,855.25/60,481,877.60
  6. Step 6: Final answer
    x = 33,216,963.60

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1.5x scale

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.