Home / 4,920,615.60-7,380,923.40-4,870,849.20

Finding the Fourth Proportional to 4,920,615.60, 7,380,923.40 and 4,870,849.20

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Solution

The fourth proportional to 4,920,615.60, 7,380,923.40 and 4,870,849.20 is: 7,306,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,615.60 : 7,380,923.40 = 4,870,849.20 : x
  2. Step 2: Convert to fraction form
    4,920,615.60/7,380,923.40 = 4,870,849.20/x
  3. Step 3: Cross multiply
    4,920,615.60x = 7,380,923.40 × 4,870,849.20
  4. Step 4: Simplify right side
    4,920,615.60x = 35,951,364,838,151.28
  5. Step 5: Solve for x
    x = 35,951,364,838,151.28/4,920,615.60
  6. Step 6: Final answer
    x = 7,306,273.80

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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.