Home / 8,309,751.84-12,465,342-2,917,938.96

Finding the Fourth Proportional to 8,309,751.84, 12,465,342 and 2,917,938.96

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Solution

The fourth proportional to 8,309,751.84, 12,465,342 and 2,917,938.96 is: 4,377,159.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,309,751.84 : 12,465,342 = 2,917,938.96 : x
  2. Step 2: Convert to fraction form
    8,309,751.84/12,465,342 = 2,917,938.96/x
  3. Step 3: Cross multiply
    8,309,751.84x = 12,465,342 × 2,917,938.96
  4. Step 4: Simplify right side
    8,309,751.84x = 36,373,107,071,524.32
  5. Step 5: Solve for x
    x = 36,373,107,071,524.32/8,309,751.84
  6. Step 6: Final answer
    x = 4,377,159.24

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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.