Home / 7,195,429.20-10,791,761.40-2,146,904.40

Finding the Fourth Proportional to 7,195,429.20, 10,791,761.40 and 2,146,904.40

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Solution

The fourth proportional to 7,195,429.20, 10,791,761.40 and 2,146,904.40 is: 3,219,944.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195,429.20 : 10,791,761.40 = 2,146,904.40 : x
  2. Step 2: Convert to fraction form
    7,195,429.20/10,791,761.40 = 2,146,904.40/x
  3. Step 3: Cross multiply
    7,195,429.20x = 10,791,761.40 × 2,146,904.40
  4. Step 4: Simplify right side
    7,195,429.20x = 23,168,880,033,410.16
  5. Step 5: Solve for x
    x = 23,168,880,033,410.16/7,195,429.20
  6. Step 6: Final answer
    x = 3,219,944.13

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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.