Home / 7,852,774.08-11,779,424.16-2,172,522.72

Finding the Fourth Proportional to 7,852,774.08, 11,779,424.16 and 2,172,522.72

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Solution

The fourth proportional to 7,852,774.08, 11,779,424.16 and 2,172,522.72 is: 3,258,856.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,852,774.08 : 11,779,424.16 = 2,172,522.72 : x
  2. Step 2: Convert to fraction form
    7,852,774.08/11,779,424.16 = 2,172,522.72/x
  3. Step 3: Cross multiply
    7,852,774.08x = 11,779,424.16 × 2,172,522.72
  4. Step 4: Simplify right side
    7,852,774.08x = 25,591,066,616,116.92
  5. Step 5: Solve for x
    x = 25,591,066,616,116.92/7,852,774.08
  6. Step 6: Final answer
    x = 3,258,856.85

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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.