Home / 31,023,145.20-46,534,717.80-8,304,042.45

Finding the Fourth Proportional to 31,023,145.20, 46,534,717.80 and 8,304,042.45

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Solution

The fourth proportional to 31,023,145.20, 46,534,717.80 and 8,304,042.45 is: 12,456,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,023,145.20 : 46,534,717.80 = 8,304,042.45 : x
  2. Step 2: Convert to fraction form
    31,023,145.20/46,534,717.80 = 8,304,042.45/x
  3. Step 3: Cross multiply
    31,023,145.20x = 46,534,717.80 × 8,304,042.45
  4. Step 4: Simplify right side
    31,023,145.20x = 386,426,272,009,970.62
  5. Step 5: Solve for x
    x = 386,426,272,009,970.62/31,023,145.20
  6. Step 6: Final answer
    x = 12,456,063.68

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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.