Home / 7,889,793.30-11,826,525.15-4,287,950.10

Finding the Fourth Proportional to 7,889,793.30, 11,826,525.15 and 4,287,950.10

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Solution

The fourth proportional to 7,889,793.30, 11,826,525.15 and 4,287,950.10 is: 6,427,487.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,889,793.30 : 11,826,525.15 = 4,287,950.10 : x
  2. Step 2: Convert to fraction form
    7,889,793.30/11,826,525.15 = 4,287,950.10/x
  3. Step 3: Cross multiply
    7,889,793.30x = 11,826,525.15 × 4,287,950.10
  4. Step 4: Simplify right side
    7,889,793.30x = 50,711,549,699,595.02
  5. Step 5: Solve for x
    x = 50,711,549,699,595.02/7,889,793.30
  6. Step 6: Final answer
    x = 6,427,487.74

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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.