Home / 22,498,564.32-31,048,009.20-12,185,287.92

Finding the Fourth Proportional to 22,498,564.32, 31,048,009.20 and 12,185,287.92

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Solution

The fourth proportional to 22,498,564.32, 31,048,009.20 and 12,185,287.92 is: 16,815,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,498,564.32 : 31,048,009.20 = 12,185,287.92 : x
  2. Step 2: Convert to fraction form
    22,498,564.32/31,048,009.20 = 12,185,287.92/x
  3. Step 3: Cross multiply
    22,498,564.32x = 31,048,009.20 × 12,185,287.92
  4. Step 4: Simplify right side
    22,498,564.32x = 378,328,931,444,808.88
  5. Step 5: Solve for x
    x = 378,328,931,444,808.88/22,498,564.32
  6. Step 6: Final answer
    x = 16,815,692.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.