Home / 9,513,474.12-13,128,594.34-5,162,560.44

Finding the Fourth Proportional to 9,513,474.12, 13,128,594.34 and 5,162,560.44

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Solution

The fourth proportional to 9,513,474.12, 13,128,594.34 and 5,162,560.44 is: 7,124,333.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,513,474.12 : 13,128,594.34 = 5,162,560.44 : x
  2. Step 2: Convert to fraction form
    9,513,474.12/13,128,594.34 = 5,162,560.44/x
  3. Step 3: Cross multiply
    9,513,474.12x = 13,128,594.34 × 5,162,560.44
  4. Step 4: Simplify right side
    9,513,474.12x = 67,777,161,772,491.91
  5. Step 5: Solve for x
    x = 67,777,161,772,491.91/9,513,474.12
  6. Step 6: Final answer
    x = 7,124,333.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.