Home / 15,842,474.91-21,862,049.72-8,966,809.35

Finding the Fourth Proportional to 15,842,474.91, 21,862,049.72 and 8,966,809.35

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Solution

The fourth proportional to 15,842,474.91, 21,862,049.72 and 8,966,809.35 is: 12,373,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,842,474.91 : 21,862,049.72 = 8,966,809.35 : x
  2. Step 2: Convert to fraction form
    15,842,474.91/21,862,049.72 = 8,966,809.35/x
  3. Step 3: Cross multiply
    15,842,474.91x = 21,862,049.72 × 8,966,809.35
  4. Step 4: Simplify right side
    15,842,474.91x = 196,032,831,794,626.81
  5. Step 5: Solve for x
    x = 196,032,831,794,626.81/15,842,474.91
  6. Step 6: Final answer
    x = 12,373,876.74

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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.