Home / 12,777,080.59-17,632,279.01-6,975,862.31

Finding the Fourth Proportional to 12,777,080.59, 17,632,279.01 and 6,975,862.31

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Solution

The fourth proportional to 12,777,080.59, 17,632,279.01 and 6,975,862.31 is: 9,626,639.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,777,080.59 : 17,632,279.01 = 6,975,862.31 : x
  2. Step 2: Convert to fraction form
    12,777,080.59/17,632,279.01 = 6,975,862.31/x
  3. Step 3: Cross multiply
    12,777,080.59x = 17,632,279.01 × 6,975,862.31
  4. Step 4: Simplify right side
    12,777,080.59x = 123,000,350,646,783.47
  5. Step 5: Solve for x
    x = 123,000,350,646,783.47/12,777,080.59
  6. Step 6: Final answer
    x = 9,626,639.65

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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.