Home / 15,068,712.52-20,802,516.42-10,199,666.44

Finding the Fourth Proportional to 15,068,712.52, 20,802,516.42 and 10,199,666.44

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Solution

The fourth proportional to 15,068,712.52, 20,802,516.42 and 10,199,666.44 is: 14,080,747.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,068,712.52 : 20,802,516.42 = 10,199,666.44 : x
  2. Step 2: Convert to fraction form
    15,068,712.52/20,802,516.42 = 10,199,666.44/x
  3. Step 3: Cross multiply
    15,068,712.52x = 20,802,516.42 × 10,199,666.44
  4. Step 4: Simplify right side
    15,068,712.52x = 212,178,728,596,622.94
  5. Step 5: Solve for x
    x = 212,178,728,596,622.94/15,068,712.52
  6. Step 6: Final answer
    x = 14,080,747.00

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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.