Home / 42,768,086.40-64,123,790.40-23,608,022.40

Finding the Fourth Proportional to 42,768,086.40, 64,123,790.40 and 23,608,022.40

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Solution

The fourth proportional to 42,768,086.40, 64,123,790.40 and 23,608,022.40 is: 35,396,390.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,086.40 : 64,123,790.40 = 23,608,022.40 : x
  2. Step 2: Convert to fraction form
    42,768,086.40/64,123,790.40 = 23,608,022.40/x
  3. Step 3: Cross multiply
    42,768,086.40x = 64,123,790.40 × 23,608,022.40
  4. Step 4: Simplify right side
    42,768,086.40x = 1,513,835,880,136,104.75
  5. Step 5: Solve for x
    x = 1,513,835,880,136,104.75/42,768,086.40
  6. Step 6: Final answer
    x = 35,396,390.34

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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.