Home / 31,604,539.73-47,406,870.57-12,182,911.61

Finding the Fourth Proportional to 31,604,539.73, 47,406,870.57 and 12,182,911.61

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Solution

The fourth proportional to 31,604,539.73, 47,406,870.57 and 12,182,911.61 is: 18,274,390.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,604,539.73 : 47,406,870.57 = 12,182,911.61 : x
  2. Step 2: Convert to fraction form
    31,604,539.73/47,406,870.57 = 12,182,911.61/x
  3. Step 3: Cross multiply
    31,604,539.73x = 47,406,870.57 × 12,182,911.61
  4. Step 4: Simplify right side
    31,604,539.73x = 577,553,713,623,986
  5. Step 5: Solve for x
    x = 577,553,713,623,986/31,604,539.73
  6. Step 6: Final answer
    x = 18,274,390.92

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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.