Home / 25,027,538.50-34,538,003.13-13,581,266.50

Finding the Fourth Proportional to 25,027,538.50, 34,538,003.13 and 13,581,266.50

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Solution

The fourth proportional to 25,027,538.50, 34,538,003.13 and 13,581,266.50 is: 18,742,147.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,027,538.50 : 34,538,003.13 = 13,581,266.50 : x
  2. Step 2: Convert to fraction form
    25,027,538.50/34,538,003.13 = 13,581,266.50/x
  3. Step 3: Cross multiply
    25,027,538.50x = 34,538,003.13 × 13,581,266.50
  4. Step 4: Simplify right side
    25,027,538.50x = 469,069,824,886,364.19
  5. Step 5: Solve for x
    x = 469,069,824,886,364.19/25,027,538.50
  6. Step 6: Final answer
    x = 18,742,147.77

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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.