Home / 74,722,512.60-112,104,764.10-36,385,277.40

Finding the Fourth Proportional to 74,722,512.60, 112,104,764.10 and 36,385,277.40

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Solution

The fourth proportional to 74,722,512.60, 112,104,764.10 and 36,385,277.40 is: 54,588,139.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,722,512.60 : 112,104,764.10 = 36,385,277.40 : x
  2. Step 2: Convert to fraction form
    74,722,512.60/112,104,764.10 = 36,385,277.40/x
  3. Step 3: Cross multiply
    74,722,512.60x = 112,104,764.10 × 36,385,277.40
  4. Step 4: Simplify right side
    74,722,512.60x = 4,078,962,939,640,061
  5. Step 5: Solve for x
    x = 4,078,962,939,640,061/74,722,512.60
  6. Step 6: Final answer
    x = 54,588,139.47

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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.