Home / 64,597,721.78-96,857,554.41-25,742,151.38

Finding the Fourth Proportional to 64,597,721.78, 96,857,554.41 and 25,742,151.38

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Solution

The fourth proportional to 64,597,721.78, 96,857,554.41 and 25,742,151.38 is: 38,597,674.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,597,721.78 : 96,857,554.41 = 25,742,151.38 : x
  2. Step 2: Convert to fraction form
    64,597,721.78/96,857,554.41 = 25,742,151.38/x
  3. Step 3: Cross multiply
    64,597,721.78x = 96,857,554.41 × 25,742,151.38
  4. Step 4: Simplify right side
    64,597,721.78x = 2,493,321,827,918,806.50
  5. Step 5: Solve for x
    x = 2,493,321,827,918,806.50/64,597,721.78
  6. Step 6: Final answer
    x = 38,597,674.33

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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.