Home / 15,048,119.94-20,767,686.29-8,522,910.20

Finding the Fourth Proportional to 15,048,119.94, 20,767,686.29 and 8,522,910.20

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Solution

The fourth proportional to 15,048,119.94, 20,767,686.29 and 8,522,910.20 is: 11,762,341.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,119.94 : 20,767,686.29 = 8,522,910.20 : x
  2. Step 2: Convert to fraction form
    15,048,119.94/20,767,686.29 = 8,522,910.20/x
  3. Step 3: Cross multiply
    15,048,119.94x = 20,767,686.29 × 8,522,910.20
  4. Step 4: Simplify right side
    15,048,119.94x = 177,001,125,164,988.19
  5. Step 5: Solve for x
    x = 177,001,125,164,988.19/15,048,119.94
  6. Step 6: Final answer
    x = 11,762,341.47

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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.