Home / 13,807,578.83-19,052,795.57-7,926,888.92

Finding the Fourth Proportional to 13,807,578.83, 19,052,795.57 and 7,926,888.92

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Solution

The fourth proportional to 13,807,578.83, 19,052,795.57 and 7,926,888.92 is: 10,938,151.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807,578.83 : 19,052,795.57 = 7,926,888.92 : x
  2. Step 2: Convert to fraction form
    13,807,578.83/19,052,795.57 = 7,926,888.92/x
  3. Step 3: Cross multiply
    13,807,578.83x = 19,052,795.57 × 7,926,888.92
  4. Step 4: Simplify right side
    13,807,578.83x = 151,029,393,963,959.69
  5. Step 5: Solve for x
    x = 151,029,393,963,959.69/13,807,578.83
  6. Step 6: Final answer
    x = 10,938,151.86

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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.