Home / 56,661,415.70-84,992,123.55-45,324,007.70

Finding the Fourth Proportional to 56,661,415.70, 84,992,123.55 and 45,324,007.70

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Solution

The fourth proportional to 56,661,415.70, 84,992,123.55 and 45,324,007.70 is: 67,986,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,661,415.70 : 84,992,123.55 = 45,324,007.70 : x
  2. Step 2: Convert to fraction form
    56,661,415.70/84,992,123.55 = 45,324,007.70/x
  3. Step 3: Cross multiply
    56,661,415.70x = 84,992,123.55 × 45,324,007.70
  4. Step 4: Simplify right side
    56,661,415.70x = 3,852,183,662,219,551.50
  5. Step 5: Solve for x
    x = 3,852,183,662,219,551.50/56,661,415.70
  6. Step 6: Final answer
    x = 67,986,011.55

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Similar ratio
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1.5x scale

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.