Home / 31,605,961.04-47,408,959.88-8,886,858.29

Finding the Fourth Proportional to 31,605,961.04, 47,408,959.88 and 8,886,858.29

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Solution

The fourth proportional to 31,605,961.04, 47,408,959.88 and 8,886,858.29 is: 13,330,292.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605,961.04 : 47,408,959.88 = 8,886,858.29 : x
  2. Step 2: Convert to fraction form
    31,605,961.04/47,408,959.88 = 8,886,858.29/x
  3. Step 3: Cross multiply
    31,605,961.04x = 47,408,959.88 × 8,886,858.29
  4. Step 4: Simplify right side
    31,605,961.04x = 421,316,708,129,855.38
  5. Step 5: Solve for x
    x = 421,316,708,129,855.38/31,605,961.04
  6. Step 6: Final answer
    x = 13,330,292.59

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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.