Home / 15,582,921.27-21,506,567.61-8,967,373.77

Finding the Fourth Proportional to 15,582,921.27, 21,506,567.61 and 8,967,373.77

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Solution

The fourth proportional to 15,582,921.27, 21,506,567.61 and 8,967,373.77 is: 12,376,205.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,582,921.27 : 21,506,567.61 = 8,967,373.77 : x
  2. Step 2: Convert to fraction form
    15,582,921.27/21,506,567.61 = 8,967,373.77/x
  3. Step 3: Cross multiply
    15,582,921.27x = 21,506,567.61 × 8,967,373.77
  4. Step 4: Simplify right side
    15,582,921.27x = 192,857,430,186,290.69
  5. Step 5: Solve for x
    x = 192,857,430,186,290.69/15,582,921.27
  6. Step 6: Final answer
    x = 12,376,205.13

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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.