Home / 6,139,686.06-8,476,088.58-3,692,843.28

Finding the Fourth Proportional to 6,139,686.06, 8,476,088.58 and 3,692,843.28

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Solution

The fourth proportional to 6,139,686.06, 8,476,088.58 and 3,692,843.28 is: 5,098,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,139,686.06 : 8,476,088.58 = 3,692,843.28 : x
  2. Step 2: Convert to fraction form
    6,139,686.06/8,476,088.58 = 3,692,843.28/x
  3. Step 3: Cross multiply
    6,139,686.06x = 8,476,088.58 × 3,692,843.28
  4. Step 4: Simplify right side
    6,139,686.06x = 31,300,866,753,337.74
  5. Step 5: Solve for x
    x = 31,300,866,753,337.74/6,139,686.06
  6. Step 6: Final answer
    x = 5,098,121.70

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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.