Home / 21,482,800.48-29,646,894.81-11,693,883.25

Finding the Fourth Proportional to 21,482,800.48, 29,646,894.81 and 11,693,883.25

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Solution

The fourth proportional to 21,482,800.48, 29,646,894.81 and 11,693,883.25 is: 16,137,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,800.48 : 29,646,894.81 = 11,693,883.25 : x
  2. Step 2: Convert to fraction form
    21,482,800.48/29,646,894.81 = 11,693,883.25/x
  3. Step 3: Cross multiply
    21,482,800.48x = 29,646,894.81 × 11,693,883.25
  4. Step 4: Simplify right side
    21,482,800.48x = 346,687,326,633,170.94
  5. Step 5: Solve for x
    x = 346,687,326,633,170.94/21,482,800.48
  6. Step 6: Final answer
    x = 16,137,901.90

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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.