Home / 5,447,842-8,171,740.96-1,661,313.92

Finding the Fourth Proportional to 5,447,842, 8,171,740.96 and 1,661,313.92

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Solution

The fourth proportional to 5,447,842, 8,171,740.96 and 1,661,313.92 is: 2,491,964.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,842 : 8,171,740.96 = 1,661,313.92 : x
  2. Step 2: Convert to fraction form
    5,447,842/8,171,740.96 = 1,661,313.92/x
  3. Step 3: Cross multiply
    5,447,842x = 8,171,740.96 × 1,661,313.92
  4. Step 4: Simplify right side
    5,447,842x = 13,575,827,007,482.16
  5. Step 5: Solve for x
    x = 13,575,827,007,482.16/5,447,842
  6. Step 6: Final answer
    x = 2,491,964.16

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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.