Home / 42,553,584.42-63,839,343.87-13,797,477.60

Finding the Fourth Proportional to 42,553,584.42, 63,839,343.87 and 13,797,477.60

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Solution

The fourth proportional to 42,553,584.42, 63,839,343.87 and 13,797,477.60 is: 20,699,123.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,553,584.42 : 63,839,343.87 = 13,797,477.60 : x
  2. Step 2: Convert to fraction form
    42,553,584.42/63,839,343.87 = 13,797,477.60/x
  3. Step 3: Cross multiply
    42,553,584.42x = 63,839,343.87 × 13,797,477.60
  4. Step 4: Simplify right side
    42,553,584.42x = 880,821,917,045,022.25
  5. Step 5: Solve for x
    x = 880,821,917,045,022.25/42,553,584.42
  6. Step 6: Final answer
    x = 20,699,123.92

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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.