Home / 51,222,793.77-70,686,624.78-28,017,717.75

Finding the Fourth Proportional to 51,222,793.77, 70,686,624.78 and 28,017,717.75

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Solution

The fourth proportional to 51,222,793.77, 70,686,624.78 and 28,017,717.75 is: 38,663,996.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,222,793.77 : 70,686,624.78 = 28,017,717.75 : x
  2. Step 2: Convert to fraction form
    51,222,793.77/70,686,624.78 = 28,017,717.75/x
  3. Step 3: Cross multiply
    51,222,793.77x = 70,686,624.78 × 28,017,717.75
  4. Step 4: Simplify right side
    51,222,793.77x = 1,980,477,901,786,196
  5. Step 5: Solve for x
    x = 1,980,477,901,786,196/51,222,793.77
  6. Step 6: Final answer
    x = 38,663,996.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.