Home / 15,604,625.36-21,535,220.04-8,728,697.36

Finding the Fourth Proportional to 15,604,625.36, 21,535,220.04 and 8,728,697.36

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Solution

The fourth proportional to 15,604,625.36, 21,535,220.04 and 8,728,697.36 is: 12,046,070.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604,625.36 : 21,535,220.04 = 8,728,697.36 : x
  2. Step 2: Convert to fraction form
    15,604,625.36/21,535,220.04 = 8,728,697.36/x
  3. Step 3: Cross multiply
    15,604,625.36x = 21,535,220.04 × 8,728,697.36
  4. Step 4: Simplify right side
    15,604,625.36x = 187,974,418,310,167.06
  5. Step 5: Solve for x
    x = 187,974,418,310,167.06/15,604,625.36
  6. Step 6: Final answer
    x = 12,046,070.57

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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.