Home / 6,667,486-9,199,264.08-4,186,974.16

Finding the Fourth Proportional to 6,667,486, 9,199,264.08 and 4,186,974.16

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Solution

The fourth proportional to 6,667,486, 9,199,264.08 and 4,186,974.16 is: 5,776,852.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,667,486 : 9,199,264.08 = 4,186,974.16 : x
  2. Step 2: Convert to fraction form
    6,667,486/9,199,264.08 = 4,186,974.16/x
  3. Step 3: Cross multiply
    6,667,486x = 9,199,264.08 × 4,186,974.16
  4. Step 4: Simplify right side
    6,667,486x = 38,517,080,993,976.17
  5. Step 5: Solve for x
    x = 38,517,080,993,976.17/6,667,486
  6. Step 6: Final answer
    x = 5,776,852.17

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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.