Home / 8,319,095.60-12,453,760.20-7,826,961.20

Finding the Fourth Proportional to 8,319,095.60, 12,453,760.20 and 7,826,961.20

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Solution

The fourth proportional to 8,319,095.60, 12,453,760.20 and 7,826,961.20 is: 11,717,030.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,095.60 : 12,453,760.20 = 7,826,961.20 : x
  2. Step 2: Convert to fraction form
    8,319,095.60/12,453,760.20 = 7,826,961.20/x
  3. Step 3: Cross multiply
    8,319,095.60x = 12,453,760.20 × 7,826,961.20
  4. Step 4: Simplify right side
    8,319,095.60x = 97,475,097,879,504.23
  5. Step 5: Solve for x
    x = 97,475,097,879,504.23/8,319,095.60
  6. Step 6: Final answer
    x = 11,717,030.62

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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.