Home / 52,111,911.15-78,168,522.83-13,773,086.73

Finding the Fourth Proportional to 52,111,911.15, 78,168,522.83 and 13,773,086.73

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Solution

The fourth proportional to 52,111,911.15, 78,168,522.83 and 13,773,086.73 is: 20,659,803.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,111,911.15 : 78,168,522.83 = 13,773,086.73 : x
  2. Step 2: Convert to fraction form
    52,111,911.15/78,168,522.83 = 13,773,086.73/x
  3. Step 3: Cross multiply
    52,111,911.15x = 78,168,522.83 × 13,773,086.73
  4. Step 4: Simplify right side
    52,111,911.15x = 1,076,621,844,424,709.75
  5. Step 5: Solve for x
    x = 1,076,621,844,424,709.75/52,111,911.15
  6. Step 6: Final answer
    x = 20,659,803.50

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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.