Home / 10,692,258.80-16,039,002.60-3,120,393.20

Finding the Fourth Proportional to 10,692,258.80, 16,039,002.60 and 3,120,393.20

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Solution

The fourth proportional to 10,692,258.80, 16,039,002.60 and 3,120,393.20 is: 4,680,769.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,258.80 : 16,039,002.60 = 3,120,393.20 : x
  2. Step 2: Convert to fraction form
    10,692,258.80/16,039,002.60 = 3,120,393.20/x
  3. Step 3: Cross multiply
    10,692,258.80x = 16,039,002.60 × 3,120,393.20
  4. Step 4: Simplify right side
    10,692,258.80x = 50,047,994,647,822.32
  5. Step 5: Solve for x
    x = 50,047,994,647,822.32/10,692,258.80
  6. Step 6: Final answer
    x = 4,680,769.10

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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.