Home / 40,854,253.52-56,378,856.09-22,519,845.20

Finding the Fourth Proportional to 40,854,253.52, 56,378,856.09 and 22,519,845.20

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Solution

The fourth proportional to 40,854,253.52, 56,378,856.09 and 22,519,845.20 is: 31,077,378.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,854,253.52 : 56,378,856.09 = 22,519,845.20 : x
  2. Step 2: Convert to fraction form
    40,854,253.52/56,378,856.09 = 22,519,845.20/x
  3. Step 3: Cross multiply
    40,854,253.52x = 56,378,856.09 × 22,519,845.20
  4. Step 4: Simplify right side
    40,854,253.52x = 1,269,643,111,699,877.25
  5. Step 5: Solve for x
    x = 1,269,643,111,699,877.25/40,854,253.52
  6. Step 6: Final answer
    x = 31,077,378.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.