Home / 7,166,040.12-9,898,600.05-5,309,227.98

Finding the Fourth Proportional to 7,166,040.12, 9,898,600.05 and 5,309,227.98

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Solution

The fourth proportional to 7,166,040.12, 9,898,600.05 and 5,309,227.98 is: 7,333,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,166,040.12 : 9,898,600.05 = 5,309,227.98 : x
  2. Step 2: Convert to fraction form
    7,166,040.12/9,898,600.05 = 5,309,227.98/x
  3. Step 3: Cross multiply
    7,166,040.12x = 9,898,600.05 × 5,309,227.98
  4. Step 4: Simplify right side
    7,166,040.12x = 52,553,924,348,289.41
  5. Step 5: Solve for x
    x = 52,553,924,348,289.41/7,166,040.12
  6. Step 6: Final answer
    x = 7,333,746.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.