Home / 5,275,140.70-7,280,085.16-2,952,265.98

Finding the Fourth Proportional to 5,275,140.70, 7,280,085.16 and 2,952,265.98

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Solution

The fourth proportional to 5,275,140.70, 7,280,085.16 and 2,952,265.98 is: 4,074,345.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,140.70 : 7,280,085.16 = 2,952,265.98 : x
  2. Step 2: Convert to fraction form
    5,275,140.70/7,280,085.16 = 2,952,265.98/x
  3. Step 3: Cross multiply
    5,275,140.70x = 7,280,085.16 × 2,952,265.98
  4. Step 4: Simplify right side
    5,275,140.70x = 21,492,747,749,370.86
  5. Step 5: Solve for x
    x = 21,492,747,749,370.86/5,275,140.70
  6. Step 6: Final answer
    x = 4,074,345.87

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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.