Home / 10,128,705.70-13,975,379.40-5,996,685.10

Finding the Fourth Proportional to 10,128,705.70, 13,975,379.40 and 5,996,685.10

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Solution

The fourth proportional to 10,128,705.70, 13,975,379.40 and 5,996,685.10 is: 8,274,102.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,128,705.70 : 13,975,379.40 = 5,996,685.10 : x
  2. Step 2: Convert to fraction form
    10,128,705.70/13,975,379.40 = 5,996,685.10/x
  3. Step 3: Cross multiply
    10,128,705.70x = 13,975,379.40 × 5,996,685.10
  4. Step 4: Simplify right side
    10,128,705.70x = 83,805,949,414,826.94
  5. Step 5: Solve for x
    x = 83,805,949,414,826.94/10,128,705.70
  6. Step 6: Final answer
    x = 8,274,102.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.