Home / 9,966,610.80-14,949,138.60-3,900,164.40

Finding the Fourth Proportional to 9,966,610.80, 14,949,138.60 and 3,900,164.40

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Solution

The fourth proportional to 9,966,610.80, 14,949,138.60 and 3,900,164.40 is: 5,849,942.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,610.80 : 14,949,138.60 = 3,900,164.40 : x
  2. Step 2: Convert to fraction form
    9,966,610.80/14,949,138.60 = 3,900,164.40/x
  3. Step 3: Cross multiply
    9,966,610.80x = 14,949,138.60 × 3,900,164.40
  4. Step 4: Simplify right side
    9,966,610.80x = 58,304,098,178,385.84
  5. Step 5: Solve for x
    x = 58,304,098,178,385.84/9,966,610.80
  6. Step 6: Final answer
    x = 5,849,942.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.