Home / 69,336,937.70-104,017,848.15-28,951,504.10

Finding the Fourth Proportional to 69,336,937.70, 104,017,848.15 and 28,951,504.10

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Solution

The fourth proportional to 69,336,937.70, 104,017,848.15 and 28,951,504.10 is: 43,432,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,336,937.70 : 104,017,848.15 = 28,951,504.10 : x
  2. Step 2: Convert to fraction form
    69,336,937.70/104,017,848.15 = 28,951,504.10/x
  3. Step 3: Cross multiply
    69,336,937.70x = 104,017,848.15 × 28,951,504.10
  4. Step 4: Simplify right side
    69,336,937.70x = 3,011,473,157,187,902.50
  5. Step 5: Solve for x
    x = 3,011,473,157,187,902.50/69,336,937.70
  6. Step 6: Final answer
    x = 43,432,451.12

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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.