Home / 8,071,878.38-11,139,460.49-4,808,247.44

Finding the Fourth Proportional to 8,071,878.38, 11,139,460.49 and 4,808,247.44

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Solution

The fourth proportional to 8,071,878.38, 11,139,460.49 and 4,808,247.44 is: 6,635,541.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,071,878.38 : 11,139,460.49 = 4,808,247.44 : x
  2. Step 2: Convert to fraction form
    8,071,878.38/11,139,460.49 = 4,808,247.44/x
  3. Step 3: Cross multiply
    8,071,878.38x = 11,139,460.49 × 4,808,247.44
  4. Step 4: Simplify right side
    8,071,878.38x = 53,561,282,359,982.41
  5. Step 5: Solve for x
    x = 53,561,282,359,982.41/8,071,878.38
  6. Step 6: Final answer
    x = 6,635,541.30

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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.