Home / 15,048,895.44-20,766,207.92-8,343,407.48

Finding the Fourth Proportional to 15,048,895.44, 20,766,207.92 and 8,343,407.48

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Solution

The fourth proportional to 15,048,895.44, 20,766,207.92 and 8,343,407.48 is: 11,513,199.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,895.44 : 20,766,207.92 = 8,343,407.48 : x
  2. Step 2: Convert to fraction form
    15,048,895.44/20,766,207.92 = 8,343,407.48/x
  3. Step 3: Cross multiply
    15,048,895.44x = 20,766,207.92 × 8,343,407.48
  4. Step 4: Simplify right side
    15,048,895.44x = 173,260,934,490,963.28
  5. Step 5: Solve for x
    x = 173,260,934,490,963.28/15,048,895.44
  6. Step 6: Final answer
    x = 11,513,199.44

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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.