Home / 84,609,130.98-126,916,704.80-27,093,929.16

Finding the Fourth Proportional to 84,609,130.98, 126,916,704.80 and 27,093,929.16

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Solution

The fourth proportional to 84,609,130.98, 126,916,704.80 and 27,093,929.16 is: 40,641,857.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,609,130.98 : 126,916,704.80 = 27,093,929.16 : x
  2. Step 2: Convert to fraction form
    84,609,130.98/126,916,704.80 = 27,093,929.16/x
  3. Step 3: Cross multiply
    84,609,130.98x = 126,916,704.80 × 27,093,929.16
  4. Step 4: Simplify right side
    84,609,130.98x = 3,438,672,209,071,832
  5. Step 5: Solve for x
    x = 3,438,672,209,071,832/84,609,130.98
  6. Step 6: Final answer
    x = 40,641,857.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.