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Finding the Fourth Proportional to 7,892,901, 10,892,203.38 and 4,271,229

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Solution

The fourth proportional to 7,892,901, 10,892,203.38 and 4,271,229 is: 5,894,296.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892,901 : 10,892,203.38 = 4,271,229 : x
  2. Step 2: Convert to fraction form
    7,892,901/10,892,203.38 = 4,271,229/x
  3. Step 3: Cross multiply
    7,892,901x = 10,892,203.38 × 4,271,229
  4. Step 4: Simplify right side
    7,892,901x = 46,523,094,950,554.02
  5. Step 5: Solve for x
    x = 46,523,094,950,554.02/7,892,901
  6. Step 6: Final answer
    x = 5,894,296.02

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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.