Home / 7,557,383.80-11,336,075.70-3,072,878.20

Finding the Fourth Proportional to 7,557,383.80, 11,336,075.70 and 3,072,878.20

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Solution

The fourth proportional to 7,557,383.80, 11,336,075.70 and 3,072,878.20 is: 4,609,317.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,557,383.80 : 11,336,075.70 = 3,072,878.20 : x
  2. Step 2: Convert to fraction form
    7,557,383.80/11,336,075.70 = 3,072,878.20/x
  3. Step 3: Cross multiply
    7,557,383.80x = 11,336,075.70 × 3,072,878.20
  4. Step 4: Simplify right side
    7,557,383.80x = 34,834,379,892,079.74
  5. Step 5: Solve for x
    x = 34,834,379,892,079.74/7,557,383.80
  6. Step 6: Final answer
    x = 4,609,317.30

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Similar ratio
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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.