Home / 70,410,072.25-105,613,459.62-18,598,290.83

Finding the Fourth Proportional to 70,410,072.25, 105,613,459.62 and 18,598,290.83

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Solution

The fourth proportional to 70,410,072.25, 105,613,459.62 and 18,598,290.83 is: 27,897,000.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,410,072.25 : 105,613,459.62 = 18,598,290.83 : x
  2. Step 2: Convert to fraction form
    70,410,072.25/105,613,459.62 = 18,598,290.83/x
  3. Step 3: Cross multiply
    70,410,072.25x = 105,613,459.62 × 18,598,290.83
  4. Step 4: Simplify right side
    70,410,072.25x = 1,964,229,837,477,983.25
  5. Step 5: Solve for x
    x = 1,964,229,837,477,983.25/70,410,072.25
  6. Step 6: Final answer
    x = 27,897,000.74

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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.