Home / 6,905,168.13-10,357,318.38-2,112,476.61

Finding the Fourth Proportional to 6,905,168.13, 10,357,318.38 and 2,112,476.61

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Solution

The fourth proportional to 6,905,168.13, 10,357,318.38 and 2,112,476.61 is: 3,168,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,905,168.13 : 10,357,318.38 = 2,112,476.61 : x
  2. Step 2: Convert to fraction form
    6,905,168.13/10,357,318.38 = 2,112,476.61/x
  3. Step 3: Cross multiply
    6,905,168.13x = 10,357,318.38 × 2,112,476.61
  4. Step 4: Simplify right side
    6,905,168.13x = 21,879,592,820,073.09
  5. Step 5: Solve for x
    x = 21,879,592,820,073.09/6,905,168.13
  6. Step 6: Final answer
    x = 3,168,582.20

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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.