Home / 20,003,041.48-30,004,432.60-4,856,870.92

Finding the Fourth Proportional to 20,003,041.48, 30,004,432.60 and 4,856,870.92

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Solution

The fourth proportional to 20,003,041.48, 30,004,432.60 and 4,856,870.92 is: 7,285,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,003,041.48 : 30,004,432.60 = 4,856,870.92 : x
  2. Step 2: Convert to fraction form
    20,003,041.48/30,004,432.60 = 4,856,870.92/x
  3. Step 3: Cross multiply
    20,003,041.48x = 30,004,432.60 × 4,856,870.92
  4. Step 4: Simplify right side
    20,003,041.48x = 145,727,656,166,040
  5. Step 5: Solve for x
    x = 145,727,656,166,040/20,003,041.48
  6. Step 6: Final answer
    x = 7,285,274.91

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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.