Home / 55,088,892.60-82,629,839.70-18,697,212.60

Finding the Fourth Proportional to 55,088,892.60, 82,629,839.70 and 18,697,212.60

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Solution

The fourth proportional to 55,088,892.60, 82,629,839.70 and 18,697,212.60 is: 28,044,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,088,892.60 : 82,629,839.70 = 18,697,212.60 : x
  2. Step 2: Convert to fraction form
    55,088,892.60/82,629,839.70 = 18,697,212.60/x
  3. Step 3: Cross multiply
    55,088,892.60x = 82,629,839.70 × 18,697,212.60
  4. Step 4: Simplify right side
    55,088,892.60x = 1,544,947,679,974,820.50
  5. Step 5: Solve for x
    x = 1,544,947,679,974,820.50/55,088,892.60
  6. Step 6: Final answer
    x = 28,044,631.27

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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.