Home / 14,454,522.08-19,947,269-7,928,204.72

Finding the Fourth Proportional to 14,454,522.08, 19,947,269 and 7,928,204.72

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Solution

The fourth proportional to 14,454,522.08, 19,947,269 and 7,928,204.72 is: 10,940,938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,454,522.08 : 19,947,269 = 7,928,204.72 : x
  2. Step 2: Convert to fraction form
    14,454,522.08/19,947,269 = 7,928,204.72/x
  3. Step 3: Cross multiply
    14,454,522.08x = 19,947,269 × 7,928,204.72
  4. Step 4: Simplify right side
    14,454,522.08x = 158,146,032,236,909.69
  5. Step 5: Solve for x
    x = 158,146,032,236,909.69/14,454,522.08
  6. Step 6: Final answer
    x = 10,940,938.16

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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.