Home / 6,919,084.74-10,379,619.51-2,127,176.40

Finding the Fourth Proportional to 6,919,084.74, 10,379,619.51 and 2,127,176.40

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Solution

The fourth proportional to 6,919,084.74, 10,379,619.51 and 2,127,176.40 is: 3,191,069.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,084.74 : 10,379,619.51 = 2,127,176.40 : x
  2. Step 2: Convert to fraction form
    6,919,084.74/10,379,619.51 = 2,127,176.40/x
  3. Step 3: Cross multiply
    6,919,084.74x = 10,379,619.51 × 2,127,176.40
  4. Step 4: Simplify right side
    6,919,084.74x = 22,079,281,662,651.56
  5. Step 5: Solve for x
    x = 22,079,281,662,651.56/6,919,084.74
  6. Step 6: Final answer
    x = 3,191,069.70

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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.