Home / 9,966,474.60-14,949,711.90-9,871,996.20

Finding the Fourth Proportional to 9,966,474.60, 14,949,711.90 and 9,871,996.20

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Solution

The fourth proportional to 9,966,474.60, 14,949,711.90 and 9,871,996.20 is: 14,807,994.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,966,474.60 : 14,949,711.90 = 9,871,996.20 : x
  2. Step 2: Convert to fraction form
    9,966,474.60/14,949,711.90 = 9,871,996.20/x
  3. Step 3: Cross multiply
    9,966,474.60x = 14,949,711.90 × 9,871,996.20
  4. Step 4: Simplify right side
    9,966,474.60x = 147,583,499,067,894.78
  5. Step 5: Solve for x
    x = 147,583,499,067,894.78/9,966,474.60
  6. Step 6: Final answer
    x = 14,807,994.30

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Double scale
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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.