Home / 10,405,973.10-15,608,959.65-10,246,540.80

Finding the Fourth Proportional to 10,405,973.10, 15,608,959.65 and 10,246,540.80

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Solution

The fourth proportional to 10,405,973.10, 15,608,959.65 and 10,246,540.80 is: 15,369,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,405,973.10 : 15,608,959.65 = 10,246,540.80 : x
  2. Step 2: Convert to fraction form
    10,405,973.10/15,608,959.65 = 10,246,540.80/x
  3. Step 3: Cross multiply
    10,405,973.10x = 15,608,959.65 × 10,246,540.80
  4. Step 4: Simplify right side
    10,405,973.10x = 159,937,841,899,278.75
  5. Step 5: Solve for x
    x = 159,937,841,899,278.75/10,405,973.10
  6. Step 6: Final answer
    x = 15,369,811.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.