Home / 30,729,793.20-46,094,689.80-8,010,690.45

Finding the Fourth Proportional to 30,729,793.20, 46,094,689.80 and 8,010,690.45

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Solution

The fourth proportional to 30,729,793.20, 46,094,689.80 and 8,010,690.45 is: 12,016,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,729,793.20 : 46,094,689.80 = 8,010,690.45 : x
  2. Step 2: Convert to fraction form
    30,729,793.20/46,094,689.80 = 8,010,690.45/x
  3. Step 3: Cross multiply
    30,729,793.20x = 46,094,689.80 × 8,010,690.45
  4. Step 4: Simplify right side
    30,729,793.20x = 369,250,291,376,572.38
  5. Step 5: Solve for x
    x = 369,250,291,376,572.38/30,729,793.20
  6. Step 6: Final answer
    x = 12,016,035.68

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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.