Home / 21,352,588.61-29,466,600.69-11,563,049.67

Finding the Fourth Proportional to 21,352,588.61, 29,466,600.69 and 11,563,049.67

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Solution

The fourth proportional to 21,352,588.61, 29,466,600.69 and 11,563,049.67 is: 15,957,023.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,352,588.61 : 29,466,600.69 = 11,563,049.67 : x
  2. Step 2: Convert to fraction form
    21,352,588.61/29,466,600.69 = 11,563,049.67/x
  3. Step 3: Cross multiply
    21,352,588.61x = 29,466,600.69 × 11,563,049.67
  4. Step 4: Simplify right side
    21,352,588.61x = 340,723,767,384,526.31
  5. Step 5: Solve for x
    x = 340,723,767,384,526.31/21,352,588.61
  6. Step 6: Final answer
    x = 15,957,023.93

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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.