Home / 53,902,005.40-80,863,505.70-15,564,770.20

Finding the Fourth Proportional to 53,902,005.40, 80,863,505.70 and 15,564,770.20

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Solution

The fourth proportional to 53,902,005.40, 80,863,505.70 and 15,564,770.20 is: 23,350,186.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,902,005.40 : 80,863,505.70 = 15,564,770.20 : x
  2. Step 2: Convert to fraction form
    53,902,005.40/80,863,505.70 = 15,564,770.20/x
  3. Step 3: Cross multiply
    53,902,005.40x = 80,863,505.70 × 15,564,770.20
  4. Step 4: Simplify right side
    53,902,005.40x = 1,258,621,883,786,890.25
  5. Step 5: Solve for x
    x = 1,258,621,883,786,890.25/53,902,005.40
  6. Step 6: Final answer
    x = 23,350,186.59

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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.