Home / 5,275,138.69-7,280,082.39-2,952,263.98

Finding the Fourth Proportional to 5,275,138.69, 7,280,082.39 and 2,952,263.98

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Solution

The fourth proportional to 5,275,138.69, 7,280,082.39 and 2,952,263.98 is: 4,074,343.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,138.69 : 7,280,082.39 = 2,952,263.98 : x
  2. Step 2: Convert to fraction form
    5,275,138.69/7,280,082.39 = 2,952,263.98/x
  3. Step 3: Cross multiply
    5,275,138.69x = 7,280,082.39 × 2,952,263.98
  4. Step 4: Simplify right side
    5,275,138.69x = 21,492,725,011,429.31
  5. Step 5: Solve for x
    x = 21,492,725,011,429.31/5,275,138.69
  6. Step 6: Final answer
    x = 4,074,343.12

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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.