Home / 22,217,307.01-30,662,192.73-12,798,422.89

Finding the Fourth Proportional to 22,217,307.01, 30,662,192.73 and 12,798,422.89

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Solution

The fourth proportional to 22,217,307.01, 30,662,192.73 and 12,798,422.89 is: 17,663,153.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217,307.01 : 30,662,192.73 = 12,798,422.89 : x
  2. Step 2: Convert to fraction form
    22,217,307.01/30,662,192.73 = 12,798,422.89/x
  3. Step 3: Cross multiply
    22,217,307.01x = 30,662,192.73 × 12,798,422.89
  4. Step 4: Simplify right side
    22,217,307.01x = 392,427,709,293,223.62
  5. Step 5: Solve for x
    x = 392,427,709,293,223.62/22,217,307.01
  6. Step 6: Final answer
    x = 17,663,153.73

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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.