Home / 38,242,668.60-57,363,931.82-11,983,515.12

Finding the Fourth Proportional to 38,242,668.60, 57,363,931.82 and 11,983,515.12

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Solution

The fourth proportional to 38,242,668.60, 57,363,931.82 and 11,983,515.12 is: 17,975,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,242,668.60 : 57,363,931.82 = 11,983,515.12 : x
  2. Step 2: Convert to fraction form
    38,242,668.60/57,363,931.82 = 11,983,515.12/x
  3. Step 3: Cross multiply
    38,242,668.60x = 57,363,931.82 × 11,983,515.12
  4. Step 4: Simplify right side
    38,242,668.60x = 687,421,544,337,577.88
  5. Step 5: Solve for x
    x = 687,421,544,337,577.88/38,242,668.60
  6. Step 6: Final answer
    x = 17,975,250.41

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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.