Home / 7,240,973.10-10,868,458.05-3,650,793.90

Finding the Fourth Proportional to 7,240,973.10, 10,868,458.05 and 3,650,793.90

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Solution

The fourth proportional to 7,240,973.10, 10,868,458.05 and 3,650,793.90 is: 5,479,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240,973.10 : 10,868,458.05 = 3,650,793.90 : x
  2. Step 2: Convert to fraction form
    7,240,973.10/10,868,458.05 = 3,650,793.90/x
  3. Step 3: Cross multiply
    7,240,973.10x = 10,868,458.05 × 3,650,793.90
  4. Step 4: Simplify right side
    7,240,973.10x = 39,678,500,351,345.90
  5. Step 5: Solve for x
    x = 39,678,500,351,345.90/7,240,973.10
  6. Step 6: Final answer
    x = 5,479,719.34

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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.