Home / 10,863,739.70-16,276,947.15-5,171,707.70

Finding the Fourth Proportional to 10,863,739.70, 16,276,947.15 and 5,171,707.70

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Solution

The fourth proportional to 10,863,739.70, 16,276,947.15 and 5,171,707.70 is: 7,748,677.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,739.70 : 16,276,947.15 = 5,171,707.70 : x
  2. Step 2: Convert to fraction form
    10,863,739.70/16,276,947.15 = 5,171,707.70/x
  3. Step 3: Cross multiply
    10,863,739.70x = 16,276,947.15 × 5,171,707.70
  4. Step 4: Simplify right side
    10,863,739.70x = 84,179,612,908,148.06
  5. Step 5: Solve for x
    x = 84,179,612,908,148.06/10,863,739.70
  6. Step 6: Final answer
    x = 7,748,677.27

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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.