Home / 38,647,869.19-53,334,170.25-22,128,247.14

Finding the Fourth Proportional to 38,647,869.19, 53,334,170.25 and 22,128,247.14

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Solution

The fourth proportional to 38,647,869.19, 53,334,170.25 and 22,128,247.14 is: 30,537,044.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,647,869.19 : 53,334,170.25 = 22,128,247.14 : x
  2. Step 2: Convert to fraction form
    38,647,869.19/53,334,170.25 = 22,128,247.14/x
  3. Step 3: Cross multiply
    38,647,869.19x = 53,334,170.25 × 22,128,247.14
  4. Step 4: Simplify right side
    38,647,869.19x = 1,180,191,700,015,851.50
  5. Step 5: Solve for x
    x = 1,180,191,700,015,851.50/38,647,869.19
  6. Step 6: Final answer
    x = 30,537,044.47

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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.