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Finding the Fourth Proportional to 60,482,090.60, 90,723,135.90 and 22,144,855.40

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Solution

The fourth proportional to 60,482,090.60, 90,723,135.90 and 22,144,855.40 is: 33,217,283.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,482,090.60 : 90,723,135.90 = 22,144,855.40 : x
  2. Step 2: Convert to fraction form
    60,482,090.60/90,723,135.90 = 22,144,855.40/x
  3. Step 3: Cross multiply
    60,482,090.60x = 90,723,135.90 × 22,144,855.40
  4. Step 4: Simplify right side
    60,482,090.60x = 2,009,050,725,940,048.75
  5. Step 5: Solve for x
    x = 2,009,050,725,940,048.75/60,482,090.60
  6. Step 6: Final answer
    x = 33,217,283.10

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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.