Home / 8,921,315.01-12,310,649.42-4,947,700.04

Finding the Fourth Proportional to 8,921,315.01, 12,310,649.42 and 4,947,700.04

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Solution

The fourth proportional to 8,921,315.01, 12,310,649.42 and 4,947,700.04 is: 6,827,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,921,315.01 : 12,310,649.42 = 4,947,700.04 : x
  2. Step 2: Convert to fraction form
    8,921,315.01/12,310,649.42 = 4,947,700.04/x
  3. Step 3: Cross multiply
    8,921,315.01x = 12,310,649.42 × 4,947,700.04
  4. Step 4: Simplify right side
    8,921,315.01x = 60,909,400,541,468.23
  5. Step 5: Solve for x
    x = 60,909,400,541,468.23/8,921,315.01
  6. Step 6: Final answer
    x = 6,827,401.62

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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.