Home / 6,642,713.90-9,957,801.45-3,605,602.70

Finding the Fourth Proportional to 6,642,713.90, 9,957,801.45 and 3,605,602.70

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Solution

The fourth proportional to 6,642,713.90, 9,957,801.45 and 3,605,602.70 is: 5,405,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,713.90 : 9,957,801.45 = 3,605,602.70 : x
  2. Step 2: Convert to fraction form
    6,642,713.90/9,957,801.45 = 3,605,602.70/x
  3. Step 3: Cross multiply
    6,642,713.90x = 9,957,801.45 × 3,605,602.70
  4. Step 4: Simplify right side
    6,642,713.90x = 35,903,875,794,183.91
  5. Step 5: Solve for x
    x = 35,903,875,794,183.91/6,642,713.90
  6. Step 6: Final answer
    x = 5,405,001.08

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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.