Home / 53,956,711.70-80,935,067.55-48,288,007.70

Finding the Fourth Proportional to 53,956,711.70, 80,935,067.55 and 48,288,007.70

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Solution

The fourth proportional to 53,956,711.70, 80,935,067.55 and 48,288,007.70 is: 72,432,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,956,711.70 : 80,935,067.55 = 48,288,007.70 : x
  2. Step 2: Convert to fraction form
    53,956,711.70/80,935,067.55 = 48,288,007.70/x
  3. Step 3: Cross multiply
    53,956,711.70x = 80,935,067.55 × 48,288,007.70
  4. Step 4: Simplify right side
    53,956,711.70x = 3,908,193,165,054,420
  5. Step 5: Solve for x
    x = 3,908,193,165,054,420/53,956,711.70
  6. Step 6: Final answer
    x = 72,432,011.55

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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.