Home / 28,610,164.06-39,482,774.68-15,558,186.34

Finding the Fourth Proportional to 28,610,164.06, 39,482,774.68 and 15,558,186.34

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Solution

The fourth proportional to 28,610,164.06, 39,482,774.68 and 15,558,186.34 is: 21,470,704.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,610,164.06 : 39,482,774.68 = 15,558,186.34 : x
  2. Step 2: Convert to fraction form
    28,610,164.06/39,482,774.68 = 15,558,186.34/x
  3. Step 3: Cross multiply
    28,610,164.06x = 39,482,774.68 × 15,558,186.34
  4. Step 4: Simplify right side
    28,610,164.06x = 614,280,365,691,673.88
  5. Step 5: Solve for x
    x = 614,280,365,691,673.88/28,610,164.06
  6. Step 6: Final answer
    x = 21,470,704.06

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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.