Home / 64,362,505.60-96,543,758.40-38,496,419.20

Finding the Fourth Proportional to 64,362,505.60, 96,543,758.40 and 38,496,419.20

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Solution

The fourth proportional to 64,362,505.60, 96,543,758.40 and 38,496,419.20 is: 57,744,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,362,505.60 : 96,543,758.40 = 38,496,419.20 : x
  2. Step 2: Convert to fraction form
    64,362,505.60/96,543,758.40 = 38,496,419.20/x
  3. Step 3: Cross multiply
    64,362,505.60x = 96,543,758.40 × 38,496,419.20
  4. Step 4: Simplify right side
    64,362,505.60x = 3,716,588,994,509,922
  5. Step 5: Solve for x
    x = 3,716,588,994,509,922/64,362,505.60
  6. Step 6: Final answer
    x = 57,744,628.80

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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.