Home / 36,078,492.96-54,122,726.88-11,819,329.92

Finding the Fourth Proportional to 36,078,492.96, 54,122,726.88 and 11,819,329.92

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Solution

The fourth proportional to 36,078,492.96, 54,122,726.88 and 11,819,329.92 is: 17,730,628.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,078,492.96 : 54,122,726.88 = 11,819,329.92 : x
  2. Step 2: Convert to fraction form
    36,078,492.96/54,122,726.88 = 11,819,329.92/x
  3. Step 3: Cross multiply
    36,078,492.96x = 54,122,726.88 × 11,819,329.92
  4. Step 4: Simplify right side
    36,078,492.96x = 639,694,365,164,772.25
  5. Step 5: Solve for x
    x = 639,694,365,164,772.25/36,078,492.96
  6. Step 6: Final answer
    x = 17,730,628.77

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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.