Home / 14,867,614.80-20,479,080.06-10,509,208.20

Finding the Fourth Proportional to 14,867,614.80, 20,479,080.06 and 10,509,208.20

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Solution

The fourth proportional to 14,867,614.80, 20,479,080.06 and 10,509,208.20 is: 14,475,685.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,867,614.80 : 20,479,080.06 = 10,509,208.20 : x
  2. Step 2: Convert to fraction form
    14,867,614.80/20,479,080.06 = 10,509,208.20/x
  3. Step 3: Cross multiply
    14,867,614.80x = 20,479,080.06 × 10,509,208.20
  4. Step 4: Simplify right side
    14,867,614.80x = 215,218,916,095,008.47
  5. Step 5: Solve for x
    x = 215,218,916,095,008.47/14,867,614.80
  6. Step 6: Final answer
    x = 14,475,685.51

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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.