Home / 5,402,417.56-8,103,640.05-2,207,543.16

Finding the Fourth Proportional to 5,402,417.56, 8,103,640.05 and 2,207,543.16

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Solution

The fourth proportional to 5,402,417.56, 8,103,640.05 and 2,207,543.16 is: 3,311,320.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402,417.56 : 8,103,640.05 = 2,207,543.16 : x
  2. Step 2: Convert to fraction form
    5,402,417.56/8,103,640.05 = 2,207,543.16/x
  3. Step 3: Cross multiply
    5,402,417.56x = 8,103,640.05 × 2,207,543.16
  4. Step 4: Simplify right side
    5,402,417.56x = 17,889,135,163,479.56
  5. Step 5: Solve for x
    x = 17,889,135,163,479.56/5,402,417.56
  6. Step 6: Final answer
    x = 3,311,320.34

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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.