Home / 11,917,486.80-17,885,561.40-5,528,530.80

Finding the Fourth Proportional to 11,917,486.80, 17,885,561.40 and 5,528,530.80

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Solution

The fourth proportional to 11,917,486.80, 17,885,561.40 and 5,528,530.80 is: 8,297,124.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,917,486.80 : 17,885,561.40 = 5,528,530.80 : x
  2. Step 2: Convert to fraction form
    11,917,486.80/17,885,561.40 = 5,528,530.80/x
  3. Step 3: Cross multiply
    11,917,486.80x = 17,885,561.40 × 5,528,530.80
  4. Step 4: Simplify right side
    11,917,486.80x = 98,880,877,075,191.11
  5. Step 5: Solve for x
    x = 98,880,877,075,191.11/11,917,486.80
  6. Step 6: Final answer
    x = 8,297,124.95

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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.