Home / 34,222,796-47,227,458.48-20,472,339.68

Finding the Fourth Proportional to 34,222,796, 47,227,458.48 and 20,472,339.68

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Solution

The fourth proportional to 34,222,796, 47,227,458.48 and 20,472,339.68 is: 28,251,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,222,796 : 47,227,458.48 = 20,472,339.68 : x
  2. Step 2: Convert to fraction form
    34,222,796/47,227,458.48 = 20,472,339.68/x
  3. Step 3: Cross multiply
    34,222,796x = 47,227,458.48 × 20,472,339.68
  4. Step 4: Simplify right side
    34,222,796x = 966,856,572,225,656.38
  5. Step 5: Solve for x
    x = 966,856,572,225,656.38/34,222,796
  6. Step 6: Final answer
    x = 28,251,828.76

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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.