Home / 45,353,700.80-68,030,551.20-18,446,667.20

Finding the Fourth Proportional to 45,353,700.80, 68,030,551.20 and 18,446,667.20

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Solution

The fourth proportional to 45,353,700.80, 68,030,551.20 and 18,446,667.20 is: 27,670,000.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,353,700.80 : 68,030,551.20 = 18,446,667.20 : x
  2. Step 2: Convert to fraction form
    45,353,700.80/68,030,551.20 = 18,446,667.20/x
  3. Step 3: Cross multiply
    45,353,700.80x = 68,030,551.20 × 18,446,667.20
  4. Step 4: Simplify right side
    45,353,700.80x = 1,254,936,937,418,960.75
  5. Step 5: Solve for x
    x = 1,254,936,937,418,960.75/45,353,700.80
  6. Step 6: Final answer
    x = 27,670,000.80

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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.