Home / 66,436,043.10-99,654,064.65-28,084,811.10

Finding the Fourth Proportional to 66,436,043.10, 99,654,064.65 and 28,084,811.10

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Solution

The fourth proportional to 66,436,043.10, 99,654,064.65 and 28,084,811.10 is: 42,127,216.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,436,043.10 : 99,654,064.65 = 28,084,811.10 : x
  2. Step 2: Convert to fraction form
    66,436,043.10/99,654,064.65 = 28,084,811.10/x
  3. Step 3: Cross multiply
    66,436,043.10x = 99,654,064.65 × 28,084,811.10
  4. Step 4: Simplify right side
    66,436,043.10x = 2,798,765,581,042,438
  5. Step 5: Solve for x
    x = 2,798,765,581,042,438/66,436,043.10
  6. Step 6: Final answer
    x = 42,127,216.65

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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.