Home / 12,701,080.80-17,527,421.44-6,899,816.16

Finding the Fourth Proportional to 12,701,080.80, 17,527,421.44 and 6,899,816.16

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Solution

The fourth proportional to 12,701,080.80, 17,527,421.44 and 6,899,816.16 is: 9,521,708.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,701,080.80 : 17,527,421.44 = 6,899,816.16 : x
  2. Step 2: Convert to fraction form
    12,701,080.80/17,527,421.44 = 6,899,816.16/x
  3. Step 3: Cross multiply
    12,701,080.80x = 17,527,421.44 × 6,899,816.16
  4. Step 4: Simplify right side
    12,701,080.80x = 120,935,985,694,842.48
  5. Step 5: Solve for x
    x = 120,935,985,694,842.48/12,701,080.80
  6. Step 6: Final answer
    x = 9,521,708.24

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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.