Home / 47,476,679.58-71,205,054.73-13,390,053.84

Finding the Fourth Proportional to 47,476,679.58, 71,205,054.73 and 13,390,053.84

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Solution

The fourth proportional to 47,476,679.58, 71,205,054.73 and 13,390,053.84 is: 20,082,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,476,679.58 : 71,205,054.73 = 13,390,053.84 : x
  2. Step 2: Convert to fraction form
    47,476,679.58/71,205,054.73 = 13,390,053.84/x
  3. Step 3: Cross multiply
    47,476,679.58x = 71,205,054.73 × 13,390,053.84
  4. Step 4: Simplify right side
    47,476,679.58x = 953,439,516,481,371.62
  5. Step 5: Solve for x
    x = 953,439,516,481,371.62/47,476,679.58
  6. Step 6: Final answer
    x = 20,082,270.39

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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.