Home / 13,850,788.59-20,776,188.15-3,615,619.68

Finding the Fourth Proportional to 13,850,788.59, 20,776,188.15 and 3,615,619.68

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Solution

The fourth proportional to 13,850,788.59, 20,776,188.15 and 3,615,619.68 is: 5,423,430.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,788.59 : 20,776,188.15 = 3,615,619.68 : x
  2. Step 2: Convert to fraction form
    13,850,788.59/20,776,188.15 = 3,615,619.68/x
  3. Step 3: Cross multiply
    13,850,788.59x = 20,776,188.15 × 3,615,619.68
  4. Step 4: Simplify right side
    13,850,788.59x = 75,118,794,750,522.80
  5. Step 5: Solve for x
    x = 75,118,794,750,522.80/13,850,788.59
  6. Step 6: Final answer
    x = 5,423,430.89

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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.