Home / 6,875,523.90-9,488,220.35-3,778,246.80

Finding the Fourth Proportional to 6,875,523.90, 9,488,220.35 and 3,778,246.80

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Solution

The fourth proportional to 6,875,523.90, 9,488,220.35 and 3,778,246.80 is: 5,213,979.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875,523.90 : 9,488,220.35 = 3,778,246.80 : x
  2. Step 2: Convert to fraction form
    6,875,523.90/9,488,220.35 = 3,778,246.80/x
  3. Step 3: Cross multiply
    6,875,523.90x = 9,488,220.35 × 3,778,246.80
  4. Step 4: Simplify right side
    6,875,523.90x = 35,848,838,156,191.15
  5. Step 5: Solve for x
    x = 35,848,838,156,191.15/6,875,523.90
  6. Step 6: Final answer
    x = 5,213,979.13

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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.