Home / 5,005,834.48-6,908,010.78-2,830,805.20

Finding the Fourth Proportional to 5,005,834.48, 6,908,010.78 and 2,830,805.20

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Solution

The fourth proportional to 5,005,834.48, 6,908,010.78 and 2,830,805.20 is: 3,906,488.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005,834.48 : 6,908,010.78 = 2,830,805.20 : x
  2. Step 2: Convert to fraction form
    5,005,834.48/6,908,010.78 = 2,830,805.20/x
  3. Step 3: Cross multiply
    5,005,834.48x = 6,908,010.78 × 2,830,805.20
  4. Step 4: Simplify right side
    5,005,834.48x = 19,555,232,837,680.06
  5. Step 5: Solve for x
    x = 19,555,232,837,680.06/5,005,834.48
  6. Step 6: Final answer
    x = 3,906,488.10

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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.