Home / 72,335,248.40-108,514,828.20-33,512,499.20

Finding the Fourth Proportional to 72,335,248.40, 108,514,828.20 and 33,512,499.20

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Solution

The fourth proportional to 72,335,248.40, 108,514,828.20 and 33,512,499.20 is: 50,274,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,335,248.40 : 108,514,828.20 = 33,512,499.20 : x
  2. Step 2: Convert to fraction form
    72,335,248.40/108,514,828.20 = 33,512,499.20/x
  3. Step 3: Cross multiply
    72,335,248.40x = 108,514,828.20 × 33,512,499.20
  4. Step 4: Simplify right side
    72,335,248.40x = 3,636,603,093,240,637.50
  5. Step 5: Solve for x
    x = 3,636,603,093,240,637.50/72,335,248.40
  6. Step 6: Final answer
    x = 50,274,287.76

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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.