Home / 6,843,389.72-9,445,981.12-3,944,718.86

Finding the Fourth Proportional to 6,843,389.72, 9,445,981.12 and 3,944,718.86

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Solution

The fourth proportional to 6,843,389.72, 9,445,981.12 and 3,944,718.86 is: 5,444,924.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,843,389.72 : 9,445,981.12 = 3,944,718.86 : x
  2. Step 2: Convert to fraction form
    6,843,389.72/9,445,981.12 = 3,944,718.86/x
  3. Step 3: Cross multiply
    6,843,389.72x = 9,445,981.12 × 3,944,718.86
  4. Step 4: Simplify right side
    6,843,389.72x = 37,261,739,818,176.22
  5. Step 5: Solve for x
    x = 37,261,739,818,176.22/6,843,389.72
  6. Step 6: Final answer
    x = 5,444,924.43

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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.