Home / 10,935,867.80-16,403,801.70-6,382,242.20

Finding the Fourth Proportional to 10,935,867.80, 16,403,801.70 and 6,382,242.20

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Solution

The fourth proportional to 10,935,867.80, 16,403,801.70 and 6,382,242.20 is: 9,573,363.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,867.80 : 16,403,801.70 = 6,382,242.20 : x
  2. Step 2: Convert to fraction form
    10,935,867.80/16,403,801.70 = 6,382,242.20/x
  3. Step 3: Cross multiply
    10,935,867.80x = 16,403,801.70 × 6,382,242.20
  4. Step 4: Simplify right side
    10,935,867.80x = 104,693,035,450,171.73
  5. Step 5: Solve for x
    x = 104,693,035,450,171.73/10,935,867.80
  6. Step 6: Final answer
    x = 9,573,363.30

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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.