Home / 19,175,086.65-28,657,562.36-13,998,597.11

Finding the Fourth Proportional to 19,175,086.65, 28,657,562.36 and 13,998,597.11

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Solution

The fourth proportional to 19,175,086.65, 28,657,562.36 and 13,998,597.11 is: 20,921,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,175,086.65 : 28,657,562.36 = 13,998,597.11 : x
  2. Step 2: Convert to fraction form
    19,175,086.65/28,657,562.36 = 13,998,597.11/x
  3. Step 3: Cross multiply
    19,175,086.65x = 28,657,562.36 × 13,998,597.11
  4. Step 4: Simplify right side
    19,175,086.65x = 401,165,669,632,340.75
  5. Step 5: Solve for x
    x = 401,165,669,632,340.75/19,175,086.65
  6. Step 6: Final answer
    x = 20,921,192.01

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.