Home / 7,852,547.85-11,779,084.22-2,172,296.49

Finding the Fourth Proportional to 7,852,547.85, 11,779,084.22 and 2,172,296.49

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Solution

The fourth proportional to 7,852,547.85, 11,779,084.22 and 2,172,296.49 is: 3,258,517.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852,547.85 : 11,779,084.22 = 2,172,296.49 : x
  2. Step 2: Convert to fraction form
    7,852,547.85/11,779,084.22 = 2,172,296.49/x
  3. Step 3: Cross multiply
    7,852,547.85x = 11,779,084.22 × 2,172,296.49
  4. Step 4: Simplify right side
    7,852,547.85x = 25,587,663,295,658.91
  5. Step 5: Solve for x
    x = 25,587,663,295,658.91/7,852,547.85
  6. Step 6: Final answer
    x = 3,258,517.34

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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.