Home / 18,306,271.05-25,260,984.41-10,862,650.47

Finding the Fourth Proportional to 18,306,271.05, 25,260,984.41 and 10,862,650.47

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Solution

The fourth proportional to 18,306,271.05, 25,260,984.41 and 10,862,650.47 is: 14,989,466.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,271.05 : 25,260,984.41 = 10,862,650.47 : x
  2. Step 2: Convert to fraction form
    18,306,271.05/25,260,984.41 = 10,862,650.47/x
  3. Step 3: Cross multiply
    18,306,271.05x = 25,260,984.41 × 10,862,650.47
  4. Step 4: Simplify right side
    18,306,271.05x = 274,401,244,214,364.66
  5. Step 5: Solve for x
    x = 274,401,244,214,364.66/18,306,271.05
  6. Step 6: Final answer
    x = 14,989,466.92

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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.