Home / 7,820,826.01-11,734,476.41-4,222,360.78

Finding the Fourth Proportional to 7,820,826.01, 11,734,476.41 and 4,222,360.78

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Solution

The fourth proportional to 7,820,826.01, 11,734,476.41 and 4,222,360.78 is: 6,335,289.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,820,826.01 : 11,734,476.41 = 4,222,360.78 : x
  2. Step 2: Convert to fraction form
    7,820,826.01/11,734,476.41 = 4,222,360.78/x
  3. Step 3: Cross multiply
    7,820,826.01x = 11,734,476.41 × 4,222,360.78
  4. Step 4: Simplify right side
    7,820,826.01x = 49,547,192,948,638.91
  5. Step 5: Solve for x
    x = 49,547,192,948,638.91/7,820,826.01
  6. Step 6: Final answer
    x = 6,335,289.00

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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.