Home / 20,954,762.16-31,432,151.96-9,426,764.30

Finding the Fourth Proportional to 20,954,762.16, 31,432,151.96 and 9,426,764.30

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Solution

The fourth proportional to 20,954,762.16, 31,432,151.96 and 9,426,764.30 is: 14,140,150.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,954,762.16 : 31,432,151.96 = 9,426,764.30 : x
  2. Step 2: Convert to fraction form
    20,954,762.16/31,432,151.96 = 9,426,764.30/x
  3. Step 3: Cross multiply
    20,954,762.16x = 31,432,151.96 × 9,426,764.30
  4. Step 4: Simplify right side
    20,954,762.16x = 296,303,487,764,408.44
  5. Step 5: Solve for x
    x = 296,303,487,764,408.44/20,954,762.16
  6. Step 6: Final answer
    x = 14,140,150.36

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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.