Home / 8,129,345.79-12,194,023.95-2,064,532.35

Finding the Fourth Proportional to 8,129,345.79, 12,194,023.95 and 2,064,532.35

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Solution

The fourth proportional to 8,129,345.79, 12,194,023.95 and 2,064,532.35 is: 3,096,799.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,345.79 : 12,194,023.95 = 2,064,532.35 : x
  2. Step 2: Convert to fraction form
    8,129,345.79/12,194,023.95 = 2,064,532.35/x
  3. Step 3: Cross multiply
    8,129,345.79x = 12,194,023.95 × 2,064,532.35
  4. Step 4: Simplify right side
    8,129,345.79x = 25,174,956,921,449.78
  5. Step 5: Solve for x
    x = 25,174,956,921,449.78/8,129,345.79
  6. Step 6: Final answer
    x = 3,096,799.86

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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.