Home / 47,174,186.76-70,761,673.80-13,098,189.84

Finding the Fourth Proportional to 47,174,186.76, 70,761,673.80 and 13,098,189.84

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Solution

The fourth proportional to 47,174,186.76, 70,761,673.80 and 13,098,189.84 is: 19,647,394.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,174,186.76 : 70,761,673.80 = 13,098,189.84 : x
  2. Step 2: Convert to fraction form
    47,174,186.76/70,761,673.80 = 13,098,189.84/x
  3. Step 3: Cross multiply
    47,174,186.76x = 70,761,673.80 × 13,098,189.84
  4. Step 4: Simplify right side
    47,174,186.76x = 926,849,836,828,554.12
  5. Step 5: Solve for x
    x = 926,849,836,828,554.12/47,174,186.76
  6. Step 6: Final answer
    x = 19,647,394.06

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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.