Home / 13,757,918.40-20,631,628.80-4,170,110.40

Finding the Fourth Proportional to 13,757,918.40, 20,631,628.80 and 4,170,110.40

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Solution

The fourth proportional to 13,757,918.40, 20,631,628.80 and 4,170,110.40 is: 6,253,574.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757,918.40 : 20,631,628.80 = 4,170,110.40 : x
  2. Step 2: Convert to fraction form
    13,757,918.40/20,631,628.80 = 4,170,110.40/x
  3. Step 3: Cross multiply
    13,757,918.40x = 20,631,628.80 × 4,170,110.40
  4. Step 4: Simplify right side
    13,757,918.40x = 86,036,169,827,819.52
  5. Step 5: Solve for x
    x = 86,036,169,827,819.52/13,757,918.40
  6. Step 6: Final answer
    x = 6,253,574.66

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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.