Home / 47,884,211.40-71,836,814.70-15,530,608.20

Finding the Fourth Proportional to 47,884,211.40, 71,836,814.70 and 15,530,608.20

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Solution

The fourth proportional to 47,884,211.40, 71,836,814.70 and 15,530,608.20 is: 23,299,317.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,884,211.40 : 71,836,814.70 = 15,530,608.20 : x
  2. Step 2: Convert to fraction form
    47,884,211.40/71,836,814.70 = 15,530,608.20/x
  3. Step 3: Cross multiply
    47,884,211.40x = 71,836,814.70 × 15,530,608.20
  4. Step 4: Simplify right side
    47,884,211.40x = 1,115,669,423,441,700.50
  5. Step 5: Solve for x
    x = 1,115,669,423,441,700.50/47,884,211.40
  6. Step 6: Final answer
    x = 23,299,317.06

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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.