Home / 13,910,418.08-19,174,196.40-10,965,432.08

Finding the Fourth Proportional to 13,910,418.08, 19,174,196.40 and 10,965,432.08

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Solution

The fourth proportional to 13,910,418.08, 19,174,196.40 and 10,965,432.08 is: 15,114,811.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,910,418.08 : 19,174,196.40 = 10,965,432.08 : x
  2. Step 2: Convert to fraction form
    13,910,418.08/19,174,196.40 = 10,965,432.08/x
  3. Step 3: Cross multiply
    13,910,418.08x = 19,174,196.40 × 10,965,432.08
  4. Step 4: Simplify right side
    13,910,418.08x = 210,253,348,312,780.50
  5. Step 5: Solve for x
    x = 210,253,348,312,780.50/13,910,418.08
  6. Step 6: Final answer
    x = 15,114,811.58

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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.