Home / 14,520,921.40-21,781,382.10-3,883,353.40

Finding the Fourth Proportional to 14,520,921.40, 21,781,382.10 and 3,883,353.40

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Solution

The fourth proportional to 14,520,921.40, 21,781,382.10 and 3,883,353.40 is: 5,825,030.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,921.40 : 21,781,382.10 = 3,883,353.40 : x
  2. Step 2: Convert to fraction form
    14,520,921.40/21,781,382.10 = 3,883,353.40/x
  3. Step 3: Cross multiply
    14,520,921.40x = 21,781,382.10 × 3,883,353.40
  4. Step 4: Simplify right side
    14,520,921.40x = 84,584,804,234,734.14
  5. Step 5: Solve for x
    x = 84,584,804,234,734.14/14,520,921.40
  6. Step 6: Final answer
    x = 5,825,030.10

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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.