Home / 53,604,808.56-80,416,179.54-42,089,809.68

Finding the Fourth Proportional to 53,604,808.56, 80,416,179.54 and 42,089,809.68

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Solution

The fourth proportional to 53,604,808.56, 80,416,179.54 and 42,089,809.68 is: 63,141,755.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,604,808.56 : 80,416,179.54 = 42,089,809.68 : x
  2. Step 2: Convert to fraction form
    53,604,808.56/80,416,179.54 = 42,089,809.68/x
  3. Step 3: Cross multiply
    53,604,808.56x = 80,416,179.54 × 42,089,809.68
  4. Step 4: Simplify right side
    53,604,808.56x = 3,384,701,692,031,310
  5. Step 5: Solve for x
    x = 3,384,701,692,031,310/53,604,808.56
  6. Step 6: Final answer
    x = 63,141,755.06

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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.