Home / 13,056,041.28-18,017,097.92-7,254,717.44

Finding the Fourth Proportional to 13,056,041.28, 18,017,097.92 and 7,254,717.44

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Solution

The fourth proportional to 13,056,041.28, 18,017,097.92 and 7,254,717.44 is: 10,011,377.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,056,041.28 : 18,017,097.92 = 7,254,717.44 : x
  2. Step 2: Convert to fraction form
    13,056,041.28/18,017,097.92 = 7,254,717.44/x
  3. Step 3: Cross multiply
    13,056,041.28x = 18,017,097.92 × 7,254,717.44
  4. Step 4: Simplify right side
    13,056,041.28x = 130,708,954,498,411.75
  5. Step 5: Solve for x
    x = 130,708,954,498,411.75/13,056,041.28
  6. Step 6: Final answer
    x = 10,011,377.24

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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.