Home / 20,069,223.89-27,696,290.26-11,248,838.20

Finding the Fourth Proportional to 20,069,223.89, 27,696,290.26 and 11,248,838.20

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Solution

The fourth proportional to 20,069,223.89, 27,696,290.26 and 11,248,838.20 is: 15,523,823.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,069,223.89 : 27,696,290.26 = 11,248,838.20 : x
  2. Step 2: Convert to fraction form
    20,069,223.89/27,696,290.26 = 11,248,838.20/x
  3. Step 3: Cross multiply
    20,069,223.89x = 27,696,290.26 × 11,248,838.20
  4. Step 4: Simplify right side
    20,069,223.89x = 311,551,087,777,613.12
  5. Step 5: Solve for x
    x = 311,551,087,777,613.12/20,069,223.89
  6. Step 6: Final answer
    x = 15,523,823.41

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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.