Home / 15,612,550.67-21,547,573.56-8,995,871.88

Finding the Fourth Proportional to 15,612,550.67, 21,547,573.56 and 8,995,871.88

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Solution

The fourth proportional to 15,612,550.67, 21,547,573.56 and 8,995,871.88 is: 12,415,601.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612,550.67 : 21,547,573.56 = 8,995,871.88 : x
  2. Step 2: Convert to fraction form
    15,612,550.67/21,547,573.56 = 8,995,871.88/x
  3. Step 3: Cross multiply
    15,612,550.67x = 21,547,573.56 × 8,995,871.88
  4. Step 4: Simplify right side
    15,612,550.67x = 193,839,211,070,635.50
  5. Step 5: Solve for x
    x = 193,839,211,070,635.50/15,612,550.67
  6. Step 6: Final answer
    x = 12,415,601.73

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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.