Home / 40,686,455.52-61,030,158.95-11,933,168.27

Finding the Fourth Proportional to 40,686,455.52, 61,030,158.95 and 11,933,168.27

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Solution

The fourth proportional to 40,686,455.52, 61,030,158.95 and 11,933,168.27 is: 17,899,891.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,686,455.52 : 61,030,158.95 = 11,933,168.27 : x
  2. Step 2: Convert to fraction form
    40,686,455.52/61,030,158.95 = 11,933,168.27/x
  3. Step 3: Cross multiply
    40,686,455.52x = 61,030,158.95 × 11,933,168.27
  4. Step 4: Simplify right side
    40,686,455.52x = 728,283,156,019,878.62
  5. Step 5: Solve for x
    x = 728,283,156,019,878.62/40,686,455.52
  6. Step 6: Final answer
    x = 17,899,891.91

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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.