Home / 66,432,091.20-99,663,883.20-34,088,985.60

Finding the Fourth Proportional to 66,432,091.20, 99,663,883.20 and 34,088,985.60

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Solution

The fourth proportional to 66,432,091.20, 99,663,883.20 and 34,088,985.60 is: 51,141,558.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,432,091.20 : 99,663,883.20 = 34,088,985.60 : x
  2. Step 2: Convert to fraction form
    66,432,091.20/99,663,883.20 = 34,088,985.60/x
  3. Step 3: Cross multiply
    66,432,091.20x = 99,663,883.20 × 34,088,985.60
  4. Step 4: Simplify right side
    66,432,091.20x = 3,397,440,679,244,882
  5. Step 5: Solve for x
    x = 3,397,440,679,244,882/66,432,091.20
  6. Step 6: Final answer
    x = 51,141,558.51

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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.