Home / 49,405,443.13-68,178,679.13-27,378,897.67

Finding the Fourth Proportional to 49,405,443.13, 68,178,679.13 and 27,378,897.67

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Solution

The fourth proportional to 49,405,443.13, 68,178,679.13 and 27,378,897.67 is: 37,782,417.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,405,443.13 : 68,178,679.13 = 27,378,897.67 : x
  2. Step 2: Convert to fraction form
    49,405,443.13/68,178,679.13 = 27,378,897.67/x
  3. Step 3: Cross multiply
    49,405,443.13x = 68,178,679.13 × 27,378,897.67
  4. Step 4: Simplify right side
    49,405,443.13x = 1,866,657,079,176,034.50
  5. Step 5: Solve for x
    x = 1,866,657,079,176,034.50/49,405,443.13
  6. Step 6: Final answer
    x = 37,782,417.50

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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.