Home / 6,642,101.70-9,963,152.55-3,802,500.90

Finding the Fourth Proportional to 6,642,101.70, 9,963,152.55 and 3,802,500.90

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Solution

The fourth proportional to 6,642,101.70, 9,963,152.55 and 3,802,500.90 is: 5,703,751.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,101.70 : 9,963,152.55 = 3,802,500.90 : x
  2. Step 2: Convert to fraction form
    6,642,101.70/9,963,152.55 = 3,802,500.90/x
  3. Step 3: Cross multiply
    6,642,101.70x = 9,963,152.55 × 3,802,500.90
  4. Step 4: Simplify right side
    6,642,101.70x = 37,884,896,538,212.30
  5. Step 5: Solve for x
    x = 37,884,896,538,212.30/6,642,101.70
  6. Step 6: Final answer
    x = 5,703,751.35

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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.