Home / 15,583,303.61-21,504,546.47-8,707,842.17

Finding the Fourth Proportional to 15,583,303.61, 21,504,546.47 and 8,707,842.17

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Solution

The fourth proportional to 15,583,303.61, 21,504,546.47 and 8,707,842.17 is: 12,016,591.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583,303.61 : 21,504,546.47 = 8,707,842.17 : x
  2. Step 2: Convert to fraction form
    15,583,303.61/21,504,546.47 = 8,707,842.17/x
  3. Step 3: Cross multiply
    15,583,303.61x = 21,504,546.47 × 8,707,842.17
  4. Step 4: Simplify right side
    15,583,303.61x = 187,258,196,554,651.44
  5. Step 5: Solve for x
    x = 187,258,196,554,651.44/15,583,303.61
  6. Step 6: Final answer
    x = 12,016,591.68

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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.