Home / 7,852,532.85-11,779,061.72-2,172,281.49

Finding the Fourth Proportional to 7,852,532.85, 11,779,061.72 and 2,172,281.49

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Solution

The fourth proportional to 7,852,532.85, 11,779,061.72 and 2,172,281.49 is: 3,258,494.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852,532.85 : 11,779,061.72 = 2,172,281.49 : x
  2. Step 2: Convert to fraction form
    7,852,532.85/11,779,061.72 = 2,172,281.49/x
  3. Step 3: Cross multiply
    7,852,532.85x = 11,779,061.72 × 2,172,281.49
  4. Step 4: Simplify right side
    7,852,532.85x = 25,587,437,733,062.16
  5. Step 5: Solve for x
    x = 25,587,437,733,062.16/7,852,532.85
  6. Step 6: Final answer
    x = 3,258,494.83

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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.