Home / 38,882,250.07-53,658,296.08-21,242,295.15

Finding the Fourth Proportional to 38,882,250.07, 53,658,296.08 and 21,242,295.15

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Solution

The fourth proportional to 38,882,250.07, 53,658,296.08 and 21,242,295.15 is: 29,314,799.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,882,250.07 : 53,658,296.08 = 21,242,295.15 : x
  2. Step 2: Convert to fraction form
    38,882,250.07/53,658,296.08 = 21,242,295.15/x
  3. Step 3: Cross multiply
    38,882,250.07x = 53,658,296.08 × 21,242,295.15
  4. Step 4: Simplify right side
    38,882,250.07x = 1,139,825,362,624,951.50
  5. Step 5: Solve for x
    x = 1,139,825,362,624,951.50/38,882,250.07
  6. Step 6: Final answer
    x = 29,314,799.44

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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.