Home / 13,703,207.10-20,553,362.21-7,223,686.52

Finding the Fourth Proportional to 13,703,207.10, 20,553,362.21 and 7,223,686.52

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Solution

The fourth proportional to 13,703,207.10, 20,553,362.21 and 7,223,686.52 is: 10,834,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,703,207.10 : 20,553,362.21 = 7,223,686.52 : x
  2. Step 2: Convert to fraction form
    13,703,207.10/20,553,362.21 = 7,223,686.52/x
  3. Step 3: Cross multiply
    13,703,207.10x = 20,553,362.21 × 7,223,686.52
  4. Step 4: Simplify right side
    13,703,207.10x = 148,471,045,452,346.78
  5. Step 5: Solve for x
    x = 148,471,045,452,346.78/13,703,207.10
  6. Step 6: Final answer
    x = 10,834,766.23

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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.