Home / 31,605,643.52-47,408,119.68-7,671,115.52

Finding the Fourth Proportional to 31,605,643.52, 47,408,119.68 and 7,671,115.52

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Solution

The fourth proportional to 31,605,643.52, 47,408,119.68 and 7,671,115.52 is: 11,506,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605,643.52 : 47,408,119.68 = 7,671,115.52 : x
  2. Step 2: Convert to fraction form
    31,605,643.52/47,408,119.68 = 7,671,115.52/x
  3. Step 3: Cross multiply
    31,605,643.52x = 47,408,119.68 × 7,671,115.52
  4. Step 4: Simplify right side
    31,605,643.52x = 363,673,162,651,265.44
  5. Step 5: Solve for x
    x = 363,673,162,651,265.44/31,605,643.52
  6. Step 6: Final answer
    x = 11,506,589.40

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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.