Home / 26,479,618.45-39,719,369.31-7,048,848.81

Finding the Fourth Proportional to 26,479,618.45, 39,719,369.31 and 7,048,848.81

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Solution

The fourth proportional to 26,479,618.45, 39,719,369.31 and 7,048,848.81 is: 10,573,257.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479,618.45 : 39,719,369.31 = 7,048,848.81 : x
  2. Step 2: Convert to fraction form
    26,479,618.45/39,719,369.31 = 7,048,848.81/x
  3. Step 3: Cross multiply
    26,479,618.45x = 39,719,369.31 × 7,048,848.81
  4. Step 4: Simplify right side
    26,479,618.45x = 279,975,829,094,744.03
  5. Step 5: Solve for x
    x = 279,975,829,094,744.03/26,479,618.45
  6. Step 6: Final answer
    x = 10,573,257.68

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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.