Home / 12,287,449.91-16,957,088.15-6,706,002.05

Finding the Fourth Proportional to 12,287,449.91, 16,957,088.15 and 6,706,002.05

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Solution

The fourth proportional to 12,287,449.91, 16,957,088.15 and 6,706,002.05 is: 9,254,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,287,449.91 : 16,957,088.15 = 6,706,002.05 : x
  2. Step 2: Convert to fraction form
    12,287,449.91/16,957,088.15 = 6,706,002.05/x
  3. Step 3: Cross multiply
    12,287,449.91x = 16,957,088.15 × 6,706,002.05
  4. Step 4: Simplify right side
    12,287,449.91x = 113,714,267,907,218.23
  5. Step 5: Solve for x
    x = 113,714,267,907,218.23/12,287,449.91
  6. Step 6: Final answer
    x = 9,254,505.10

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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.