Home / 15,019,343.24-20,727,101.30-8,493,948.52

Finding the Fourth Proportional to 15,019,343.24, 20,727,101.30 and 8,493,948.52

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Solution

The fourth proportional to 15,019,343.24, 20,727,101.30 and 8,493,948.52 is: 11,721,879.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,019,343.24 : 20,727,101.30 = 8,493,948.52 : x
  2. Step 2: Convert to fraction form
    15,019,343.24/20,727,101.30 = 8,493,948.52/x
  3. Step 3: Cross multiply
    15,019,343.24x = 20,727,101.30 × 8,493,948.52
  4. Step 4: Simplify right side
    15,019,343.24x = 176,054,931,411,025.06
  5. Step 5: Solve for x
    x = 176,054,931,411,025.06/15,019,343.24
  6. Step 6: Final answer
    x = 11,721,879.49

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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.