Home / 15,605,999.10-23,408,998.65-13,716,431.10

Finding the Fourth Proportional to 15,605,999.10, 23,408,998.65 and 13,716,431.10

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Solution

The fourth proportional to 15,605,999.10, 23,408,998.65 and 13,716,431.10 is: 20,574,646.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,605,999.10 : 23,408,998.65 = 13,716,431.10 : x
  2. Step 2: Convert to fraction form
    15,605,999.10/23,408,998.65 = 13,716,431.10/x
  3. Step 3: Cross multiply
    15,605,999.10x = 23,408,998.65 × 13,716,431.10
  4. Step 4: Simplify right side
    15,605,999.10x = 321,087,917,102,718
  5. Step 5: Solve for x
    x = 321,087,917,102,718/15,605,999.10
  6. Step 6: Final answer
    x = 20,574,646.65

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Similar ratio
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1.5x scale

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.