Home / 5,100,348.25-7,038,480.59-2,808,503.47

Finding the Fourth Proportional to 5,100,348.25, 7,038,480.59 and 2,808,503.47

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Solution

The fourth proportional to 5,100,348.25, 7,038,480.59 and 2,808,503.47 is: 3,875,734.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100,348.25 : 7,038,480.59 = 2,808,503.47 : x
  2. Step 2: Convert to fraction form
    5,100,348.25/7,038,480.59 = 2,808,503.47/x
  3. Step 3: Cross multiply
    5,100,348.25x = 7,038,480.59 × 2,808,503.47
  4. Step 4: Simplify right side
    5,100,348.25x = 19,767,597,160,542.65
  5. Step 5: Solve for x
    x = 19,767,597,160,542.65/5,100,348.25
  6. Step 6: Final answer
    x = 3,875,734.79

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1.5x scale

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.