Home / 7,886,799.90-11,834,865.45-5,751,510.30

Finding the Fourth Proportional to 7,886,799.90, 11,834,865.45 and 5,751,510.30

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Solution

The fourth proportional to 7,886,799.90, 11,834,865.45 and 5,751,510.30 is: 8,630,667.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,886,799.90 : 11,834,865.45 = 5,751,510.30 : x
  2. Step 2: Convert to fraction form
    7,886,799.90/11,834,865.45 = 5,751,510.30/x
  3. Step 3: Cross multiply
    7,886,799.90x = 11,834,865.45 × 5,751,510.30
  4. Step 4: Simplify right side
    7,886,799.90x = 68,068,350,534,789.12
  5. Step 5: Solve for x
    x = 68,068,350,534,789.12/7,886,799.90
  6. Step 6: Final answer
    x = 8,630,667.88

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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.