Home / 10,561,961.84-15,843,779.88-2,988,974.96

Finding the Fourth Proportional to 10,561,961.84, 15,843,779.88 and 2,988,974.96

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Solution

The fourth proportional to 10,561,961.84, 15,843,779.88 and 2,988,974.96 is: 4,483,699.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561,961.84 : 15,843,779.88 = 2,988,974.96 : x
  2. Step 2: Convert to fraction form
    10,561,961.84/15,843,779.88 = 2,988,974.96/x
  3. Step 3: Cross multiply
    10,561,961.84x = 15,843,779.88 × 2,988,974.96
  4. Step 4: Simplify right side
    10,561,961.84x = 47,356,661,333,071.80
  5. Step 5: Solve for x
    x = 47,356,661,333,071.80/10,561,961.84
  6. Step 6: Final answer
    x = 4,483,699.34

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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.