Home / 21,338,167.65-32,007,252.87-5,164,121.67

Finding the Fourth Proportional to 21,338,167.65, 32,007,252.87 and 5,164,121.67

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Solution

The fourth proportional to 21,338,167.65, 32,007,252.87 and 5,164,121.67 is: 7,746,182.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,338,167.65 : 32,007,252.87 = 5,164,121.67 : x
  2. Step 2: Convert to fraction form
    21,338,167.65/32,007,252.87 = 5,164,121.67/x
  3. Step 3: Cross multiply
    21,338,167.65x = 32,007,252.87 × 5,164,121.67
  4. Step 4: Simplify right side
    21,338,167.65x = 165,289,348,143,136.69
  5. Step 5: Solve for x
    x = 165,289,348,143,136.69/21,338,167.65
  6. Step 6: Final answer
    x = 7,746,182.84

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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.