Home / 39,127,233.78-58,692,738.17-12,865,488.08

Finding the Fourth Proportional to 39,127,233.78, 58,692,738.17 and 12,865,488.08

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Solution

The fourth proportional to 39,127,233.78, 58,692,738.17 and 12,865,488.08 is: 19,298,852.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127,233.78 : 58,692,738.17 = 12,865,488.08 : x
  2. Step 2: Convert to fraction form
    39,127,233.78/58,692,738.17 = 12,865,488.08/x
  3. Step 3: Cross multiply
    39,127,233.78x = 58,692,738.17 × 12,865,488.08
  4. Step 4: Simplify right side
    39,127,233.78x = 755,110,722,950,904.88
  5. Step 5: Solve for x
    x = 755,110,722,950,904.88/39,127,233.78
  6. Step 6: Final answer
    x = 19,298,852.74

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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.