Home / 6,864,040.80-10,296,061.20-5,274,626.40

Finding the Fourth Proportional to 6,864,040.80, 10,296,061.20 and 5,274,626.40

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Solution

The fourth proportional to 6,864,040.80, 10,296,061.20 and 5,274,626.40 is: 7,911,939.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,864,040.80 : 10,296,061.20 = 5,274,626.40 : x
  2. Step 2: Convert to fraction form
    6,864,040.80/10,296,061.20 = 5,274,626.40/x
  3. Step 3: Cross multiply
    6,864,040.80x = 10,296,061.20 × 5,274,626.40
  4. Step 4: Simplify right side
    6,864,040.80x = 54,307,876,221,535.68
  5. Step 5: Solve for x
    x = 54,307,876,221,535.68/6,864,040.80
  6. Step 6: Final answer
    x = 7,911,939.60

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1.5x scale

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.