Home / 57,480,678.05-79,311,494.40-33,029,668.13

Finding the Fourth Proportional to 57,480,678.05, 79,311,494.40 and 33,029,668.13

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Solution

The fourth proportional to 57,480,678.05, 79,311,494.40 and 33,029,668.13 is: 45,574,137.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,480,678.05 : 79,311,494.40 = 33,029,668.13 : x
  2. Step 2: Convert to fraction form
    57,480,678.05/79,311,494.40 = 33,029,668.13/x
  3. Step 3: Cross multiply
    57,480,678.05x = 79,311,494.40 × 33,029,668.13
  4. Step 4: Simplify right side
    57,480,678.05x = 2,619,632,338,926,353.50
  5. Step 5: Solve for x
    x = 2,619,632,338,926,353.50/57,480,678.05
  6. Step 6: Final answer
    x = 45,574,137.74

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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.