Home / 16,642,417.70-24,963,626.55-8,128,216.10

Finding the Fourth Proportional to 16,642,417.70, 24,963,626.55 and 8,128,216.10

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Solution

The fourth proportional to 16,642,417.70, 24,963,626.55 and 8,128,216.10 is: 12,192,324.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,642,417.70 : 24,963,626.55 = 8,128,216.10 : x
  2. Step 2: Convert to fraction form
    16,642,417.70/24,963,626.55 = 8,128,216.10/x
  3. Step 3: Cross multiply
    16,642,417.70x = 24,963,626.55 × 8,128,216.10
  4. Step 4: Simplify right side
    16,642,417.70x = 202,909,751,238,097.44
  5. Step 5: Solve for x
    x = 202,909,751,238,097.44/16,642,417.70
  6. Step 6: Final answer
    x = 12,192,324.15

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1.5x scale

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.