Home / 43,456,140.70-65,184,211.05-13,164,003.70

Finding the Fourth Proportional to 43,456,140.70, 65,184,211.05 and 13,164,003.70

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Solution

The fourth proportional to 43,456,140.70, 65,184,211.05 and 13,164,003.70 is: 19,746,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,456,140.70 : 65,184,211.05 = 13,164,003.70 : x
  2. Step 2: Convert to fraction form
    43,456,140.70/65,184,211.05 = 13,164,003.70/x
  3. Step 3: Cross multiply
    43,456,140.70x = 65,184,211.05 × 13,164,003.70
  4. Step 4: Simplify right side
    43,456,140.70x = 858,085,195,443,780.75
  5. Step 5: Solve for x
    x = 858,085,195,443,780.75/43,456,140.70
  6. Step 6: Final answer
    x = 19,746,005.55

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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.