Home / 19,041,724.32-28,562,524.20-6,911,171.61

Finding the Fourth Proportional to 19,041,724.32, 28,562,524.20 and 6,911,171.61

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Solution

The fourth proportional to 19,041,724.32, 28,562,524.20 and 6,911,171.61 is: 10,366,734.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,041,724.32 : 28,562,524.20 = 6,911,171.61 : x
  2. Step 2: Convert to fraction form
    19,041,724.32/28,562,524.20 = 6,911,171.61/x
  3. Step 3: Cross multiply
    19,041,724.32x = 28,562,524.20 × 6,911,171.61
  4. Step 4: Simplify right side
    19,041,724.32x = 197,400,506,360,977.97
  5. Step 5: Solve for x
    x = 197,400,506,360,977.97/19,041,724.32
  6. Step 6: Final answer
    x = 10,366,734.81

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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.