Home / 74,710,232.56-112,099,399.44-38,344,160.86

Finding the Fourth Proportional to 74,710,232.56, 112,099,399.44 and 38,344,160.86

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Solution

The fourth proportional to 74,710,232.56, 112,099,399.44 and 38,344,160.86 is: 57,533,717.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,710,232.56 : 112,099,399.44 = 38,344,160.86 : x
  2. Step 2: Convert to fraction form
    74,710,232.56/112,099,399.44 = 38,344,160.86/x
  3. Step 3: Cross multiply
    74,710,232.56x = 112,099,399.44 × 38,344,160.86
  4. Step 4: Simplify right side
    74,710,232.56x = 4,298,357,404,436,754
  5. Step 5: Solve for x
    x = 4,298,357,404,436,754/74,710,232.56
  6. Step 6: Final answer
    x = 57,533,717.37

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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.