Home / 42,839,037.87-64,267,775.29-13,294,644.59

Finding the Fourth Proportional to 42,839,037.87, 64,267,775.29 and 13,294,644.59

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Solution

The fourth proportional to 42,839,037.87, 64,267,775.29 and 13,294,644.59 is: 19,944,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,839,037.87 : 64,267,775.29 = 13,294,644.59 : x
  2. Step 2: Convert to fraction form
    42,839,037.87/64,267,775.29 = 13,294,644.59/x
  3. Step 3: Cross multiply
    42,839,037.87x = 64,267,775.29 × 13,294,644.59
  4. Step 4: Simplify right side
    42,839,037.87x = 854,417,230,715,958.75
  5. Step 5: Solve for x
    x = 854,417,230,715,958.75/42,839,037.87
  6. Step 6: Final answer
    x = 19,944,827.74

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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.