Home / 18,005,328.76-24,847,351.77-9,745,389.67

Finding the Fourth Proportional to 18,005,328.76, 24,847,351.77 and 9,745,389.67

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Solution

The fourth proportional to 18,005,328.76, 24,847,351.77 and 9,745,389.67 is: 13,448,636.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,005,328.76 : 24,847,351.77 = 9,745,389.67 : x
  2. Step 2: Convert to fraction form
    18,005,328.76/24,847,351.77 = 9,745,389.67/x
  3. Step 3: Cross multiply
    18,005,328.76x = 24,847,351.77 × 9,745,389.67
  4. Step 4: Simplify right side
    18,005,328.76x = 242,147,125,266,214.22
  5. Step 5: Solve for x
    x = 242,147,125,266,214.22/18,005,328.76
  6. Step 6: Final answer
    x = 13,448,636.71

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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.