Home / 21,482,350.18-29,646,269.29-11,693,425.66

Finding the Fourth Proportional to 21,482,350.18, 29,646,269.29 and 11,693,425.66

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Solution

The fourth proportional to 21,482,350.18, 29,646,269.29 and 11,693,425.66 is: 16,137,268.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,482,350.18 : 29,646,269.29 = 11,693,425.66 : x
  2. Step 2: Convert to fraction form
    21,482,350.18/29,646,269.29 = 11,693,425.66/x
  3. Step 3: Cross multiply
    21,482,350.18x = 29,646,269.29 × 11,693,425.66
  4. Step 4: Simplify right side
    21,482,350.18x = 346,666,446,024,855.12
  5. Step 5: Solve for x
    x = 346,666,446,024,855.12/21,482,350.18
  6. Step 6: Final answer
    x = 16,137,268.18

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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.