Home / 13,990,591.33-19,307,055.23-8,111,368.06

Finding the Fourth Proportional to 13,990,591.33, 19,307,055.23 and 8,111,368.06

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Solution

The fourth proportional to 13,990,591.33, 19,307,055.23 and 8,111,368.06 is: 11,193,710.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,990,591.33 : 19,307,055.23 = 8,111,368.06 : x
  2. Step 2: Convert to fraction form
    13,990,591.33/19,307,055.23 = 8,111,368.06/x
  3. Step 3: Cross multiply
    13,990,591.33x = 19,307,055.23 × 8,111,368.06
  4. Step 4: Simplify right side
    13,990,591.33x = 156,606,631,125,277.94
  5. Step 5: Solve for x
    x = 156,606,631,125,277.94/13,990,591.33
  6. Step 6: Final answer
    x = 11,193,710.65

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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.