Home / 51,220,882.48-70,684,303.44-28,016,462.56

Finding the Fourth Proportional to 51,220,882.48, 70,684,303.44 and 28,016,462.56

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Solution

The fourth proportional to 51,220,882.48, 70,684,303.44 and 28,016,462.56 is: 38,662,436.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,220,882.48 : 70,684,303.44 = 28,016,462.56 : x
  2. Step 2: Convert to fraction form
    51,220,882.48/70,684,303.44 = 28,016,462.56/x
  3. Step 3: Cross multiply
    51,220,882.48x = 70,684,303.44 × 28,016,462.56
  4. Step 4: Simplify right side
    51,220,882.48x = 1,980,324,140,906,439
  5. Step 5: Solve for x
    x = 1,980,324,140,906,439/51,220,882.48
  6. Step 6: Final answer
    x = 38,662,436.98

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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.