Home / 12,641,405.16-17,445,008.26-6,840,058.92

Finding the Fourth Proportional to 12,641,405.16, 17,445,008.26 and 6,840,058.92

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Solution

The fourth proportional to 12,641,405.16, 17,445,008.26 and 6,840,058.92 is: 9,439,210.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,641,405.16 : 17,445,008.26 = 6,840,058.92 : x
  2. Step 2: Convert to fraction form
    12,641,405.16/17,445,008.26 = 6,840,058.92/x
  3. Step 3: Cross multiply
    12,641,405.16x = 17,445,008.26 × 6,840,058.92
  4. Step 4: Simplify right side
    12,641,405.16x = 119,324,884,358,286.69
  5. Step 5: Solve for x
    x = 119,324,884,358,286.69/12,641,405.16
  6. Step 6: Final answer
    x = 9,439,210.50

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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.