Home / 12,292,488-18,426,134.88-5,108,193

Finding the Fourth Proportional to 12,292,488, 18,426,134.88 and 5,108,193

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Solution

The fourth proportional to 12,292,488, 18,426,134.88 and 5,108,193 is: 7,657,054.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,488 : 18,426,134.88 = 5,108,193 : x
  2. Step 2: Convert to fraction form
    12,292,488/18,426,134.88 = 5,108,193/x
  3. Step 3: Cross multiply
    12,292,488x = 18,426,134.88 × 5,108,193
  4. Step 4: Simplify right side
    12,292,488x = 94,124,253,211,071.83
  5. Step 5: Solve for x
    x = 94,124,253,211,071.83/12,292,488
  6. Step 6: Final answer
    x = 7,657,054.72

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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.