Home / 66,581,009.29-99,861,991.98-22,860,949.87

Finding the Fourth Proportional to 66,581,009.29, 99,861,991.98 and 22,860,949.87

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Solution

The fourth proportional to 66,581,009.29, 99,861,991.98 and 22,860,949.87 is: 34,288,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,581,009.29 : 99,861,991.98 = 22,860,949.87 : x
  2. Step 2: Convert to fraction form
    66,581,009.29/99,861,991.98 = 22,860,949.87/x
  3. Step 3: Cross multiply
    66,581,009.29x = 99,861,991.98 × 22,860,949.87
  4. Step 4: Simplify right side
    66,581,009.29x = 2,282,939,992,573,122
  5. Step 5: Solve for x
    x = 2,282,939,992,573,122/66,581,009.29
  6. Step 6: Final answer
    x = 34,288,155.39

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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.