Home / 8,666,962.72-11,960,397.76-4,799,479.20

Finding the Fourth Proportional to 8,666,962.72, 11,960,397.76 and 4,799,479.20

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Solution

The fourth proportional to 8,666,962.72, 11,960,397.76 and 4,799,479.20 is: 6,623,275.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,666,962.72 : 11,960,397.76 = 4,799,479.20 : x
  2. Step 2: Convert to fraction form
    8,666,962.72/11,960,397.76 = 4,799,479.20/x
  3. Step 3: Cross multiply
    8,666,962.72x = 11,960,397.76 × 4,799,479.20
  4. Step 4: Simplify right side
    8,666,962.72x = 57,403,680,272,846.59
  5. Step 5: Solve for x
    x = 57,403,680,272,846.59/8,666,962.72
  6. Step 6: Final answer
    x = 6,623,275.32

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1.5x scale

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.