Home / 13,709,540.88-20,441,744.51-13,332,882.08

Finding the Fourth Proportional to 13,709,540.88, 20,441,744.51 and 13,332,882.08

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Solution

The fourth proportional to 13,709,540.88, 20,441,744.51 and 13,332,882.08 is: 19,880,123.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709,540.88 : 20,441,744.51 = 13,332,882.08 : x
  2. Step 2: Convert to fraction form
    13,709,540.88/20,441,744.51 = 13,332,882.08/x
  3. Step 3: Cross multiply
    13,709,540.88x = 20,441,744.51 × 13,332,882.08
  4. Step 4: Simplify right side
    13,709,540.88x = 272,547,368,892,444.22
  5. Step 5: Solve for x
    x = 272,547,368,892,444.22/13,709,540.88
  6. Step 6: Final answer
    x = 19,880,123.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.