Home / 70,022,937.78-105,032,922.21-23,339,798.91

Finding the Fourth Proportional to 70,022,937.78, 105,032,922.21 and 23,339,798.91

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Solution

The fourth proportional to 70,022,937.78, 105,032,922.21 and 23,339,798.91 is: 35,009,203.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,022,937.78 : 105,032,922.21 = 23,339,798.91 : x
  2. Step 2: Convert to fraction form
    70,022,937.78/105,032,922.21 = 23,339,798.91/x
  3. Step 3: Cross multiply
    70,022,937.78x = 105,032,922.21 × 23,339,798.91
  4. Step 4: Simplify right side
    70,022,937.78x = 2,451,447,283,311,072.50
  5. Step 5: Solve for x
    x = 2,451,447,283,311,072.50/70,022,937.78
  6. Step 6: Final answer
    x = 35,009,203.57

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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.