Home / 9,711,348.91-13,401,662.80-5,360,436.34

Finding the Fourth Proportional to 9,711,348.91, 13,401,662.80 and 5,360,436.34

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Solution

The fourth proportional to 9,711,348.91, 13,401,662.80 and 5,360,436.34 is: 7,397,402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,711,348.91 : 13,401,662.80 = 5,360,436.34 : x
  2. Step 2: Convert to fraction form
    9,711,348.91/13,401,662.80 = 5,360,436.34/x
  3. Step 3: Cross multiply
    9,711,348.91x = 13,401,662.80 × 5,360,436.34
  4. Step 4: Simplify right side
    9,711,348.91x = 71,838,760,242,640.91
  5. Step 5: Solve for x
    x = 71,838,760,242,640.91/9,711,348.91
  6. Step 6: Final answer
    x = 7,397,402.87

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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.