Home / 10,693,914.30-16,040,871.45-6,442,386.30

Finding the Fourth Proportional to 10,693,914.30, 16,040,871.45 and 6,442,386.30

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Solution

The fourth proportional to 10,693,914.30, 16,040,871.45 and 6,442,386.30 is: 9,663,579.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,693,914.30 : 16,040,871.45 = 6,442,386.30 : x
  2. Step 2: Convert to fraction form
    10,693,914.30/16,040,871.45 = 6,442,386.30/x
  3. Step 3: Cross multiply
    10,693,914.30x = 16,040,871.45 × 6,442,386.30
  4. Step 4: Simplify right side
    10,693,914.30x = 103,341,490,469,541.12
  5. Step 5: Solve for x
    x = 103,341,490,469,541.12/10,693,914.30
  6. Step 6: Final answer
    x = 9,663,579.45

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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.