Home / 12,852,222.82-19,266,082.07-4,328,172.90

Finding the Fourth Proportional to 12,852,222.82, 19,266,082.07 and 4,328,172.90

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Solution

The fourth proportional to 12,852,222.82, 19,266,082.07 and 4,328,172.90 is: 6,488,133.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,852,222.82 : 19,266,082.07 = 4,328,172.90 : x
  2. Step 2: Convert to fraction form
    12,852,222.82/19,266,082.07 = 4,328,172.90/x
  3. Step 3: Cross multiply
    12,852,222.82x = 19,266,082.07 × 4,328,172.90
  4. Step 4: Simplify right side
    12,852,222.82x = 83,386,934,304,549.91
  5. Step 5: Solve for x
    x = 83,386,934,304,549.91/12,852,222.82
  6. Step 6: Final answer
    x = 6,488,133.26

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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.