Home / 30,374,819.19-45,566,961.75-9,899,788.41

Finding the Fourth Proportional to 30,374,819.19, 45,566,961.75 and 9,899,788.41

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Solution

The fourth proportional to 30,374,819.19, 45,566,961.75 and 9,899,788.41 is: 14,851,225.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,374,819.19 : 45,566,961.75 = 9,899,788.41 : x
  2. Step 2: Convert to fraction form
    30,374,819.19/45,566,961.75 = 9,899,788.41/x
  3. Step 3: Cross multiply
    30,374,819.19x = 45,566,961.75 × 9,899,788.41
  4. Step 4: Simplify right side
    30,374,819.19x = 451,103,279,811,563.31
  5. Step 5: Solve for x
    x = 451,103,279,811,563.31/30,374,819.19
  6. Step 6: Final answer
    x = 14,851,225.19

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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.