Home / 6,642,150.05-9,963,795.98-1,849,839.32

Finding the Fourth Proportional to 6,642,150.05, 9,963,795.98 and 1,849,839.32

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Solution

The fourth proportional to 6,642,150.05, 9,963,795.98 and 1,849,839.32 is: 2,774,917.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,642,150.05 : 9,963,795.98 = 1,849,839.32 : x
  2. Step 2: Convert to fraction form
    6,642,150.05/9,963,795.98 = 1,849,839.32/x
  3. Step 3: Cross multiply
    6,642,150.05x = 9,963,795.98 × 1,849,839.32
  4. Step 4: Simplify right side
    6,642,150.05x = 18,431,421,599,390.68
  5. Step 5: Solve for x
    x = 18,431,421,599,390.68/6,642,150.05
  6. Step 6: Final answer
    x = 2,774,917.98

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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.