Home / 18,404,355.41-25,396,864.18-10,144,482.88

Finding the Fourth Proportional to 18,404,355.41, 25,396,864.18 and 10,144,482.88

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Solution

The fourth proportional to 18,404,355.41, 25,396,864.18 and 10,144,482.88 is: 13,998,754.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,355.41 : 25,396,864.18 = 10,144,482.88 : x
  2. Step 2: Convert to fraction form
    18,404,355.41/25,396,864.18 = 10,144,482.88/x
  3. Step 3: Cross multiply
    18,404,355.41x = 25,396,864.18 × 10,144,482.88
  4. Step 4: Simplify right side
    18,404,355.41x = 257,638,053,895,533.84
  5. Step 5: Solve for x
    x = 257,638,053,895,533.84/18,404,355.41
  6. Step 6: Final answer
    x = 13,998,754.54

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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.