Home / 12,662,339.66-17,474,915.47-7,156,223.34

Finding the Fourth Proportional to 12,662,339.66, 17,474,915.47 and 7,156,223.34

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Solution

The fourth proportional to 12,662,339.66, 17,474,915.47 and 7,156,223.34 is: 9,876,089.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,662,339.66 : 17,474,915.47 = 7,156,223.34 : x
  2. Step 2: Convert to fraction form
    12,662,339.66/17,474,915.47 = 7,156,223.34/x
  3. Step 3: Cross multiply
    12,662,339.66x = 17,474,915.47 × 7,156,223.34
  4. Step 4: Simplify right side
    12,662,339.66x = 125,054,397,950,941.06
  5. Step 5: Solve for x
    x = 125,054,397,950,941.06/12,662,339.66
  6. Step 6: Final answer
    x = 9,876,089.36

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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.