Home / 19,167,173.08-28,733,963.46-7,208,307.16

Finding the Fourth Proportional to 19,167,173.08, 28,733,963.46 and 7,208,307.16

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Solution

The fourth proportional to 19,167,173.08, 28,733,963.46 and 7,208,307.16 is: 10,806,144.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167,173.08 : 28,733,963.46 = 7,208,307.16 : x
  2. Step 2: Convert to fraction form
    19,167,173.08/28,733,963.46 = 7,208,307.16/x
  3. Step 3: Cross multiply
    19,167,173.08x = 28,733,963.46 × 7,208,307.16
  4. Step 4: Simplify right side
    19,167,173.08x = 207,123,234,543,896.38
  5. Step 5: Solve for x
    x = 207,123,234,543,896.38/19,167,173.08
  6. Step 6: Final answer
    x = 10,806,144.11

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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.