Home / 13,822,437-19,072,601.08-8,019,888.60

Finding the Fourth Proportional to 13,822,437, 19,072,601.08 and 8,019,888.60

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Solution

The fourth proportional to 13,822,437, 19,072,601.08 and 8,019,888.60 is: 11,066,075.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822,437 : 19,072,601.08 = 8,019,888.60 : x
  2. Step 2: Convert to fraction form
    13,822,437/19,072,601.08 = 8,019,888.60/x
  3. Step 3: Cross multiply
    13,822,437x = 19,072,601.08 × 8,019,888.60
  4. Step 4: Simplify right side
    13,822,437x = 152,960,135,973,839.66
  5. Step 5: Solve for x
    x = 152,960,135,973,839.66/13,822,437
  6. Step 6: Final answer
    x = 11,066,075.83

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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.