Home / 7,102,712.53-9,795,206.56-4,654,434.38

Finding the Fourth Proportional to 7,102,712.53, 9,795,206.56 and 4,654,434.38

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Solution

The fourth proportional to 7,102,712.53, 9,795,206.56 and 4,654,434.38 is: 6,418,835.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,102,712.53 : 9,795,206.56 = 4,654,434.38 : x
  2. Step 2: Convert to fraction form
    7,102,712.53/9,795,206.56 = 4,654,434.38/x
  3. Step 3: Cross multiply
    7,102,712.53x = 9,795,206.56 × 4,654,434.38
  4. Step 4: Simplify right side
    7,102,712.53x = 45,591,146,111,453.41
  5. Step 5: Solve for x
    x = 45,591,146,111,453.41/7,102,712.53
  6. Step 6: Final answer
    x = 6,418,835.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.