Home / 16,168,905-22,313,127.78-8,925,561

Finding the Fourth Proportional to 16,168,905, 22,313,127.78 and 8,925,561

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Solution

The fourth proportional to 16,168,905, 22,313,127.78 and 8,925,561 is: 12,317,295.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,168,905 : 22,313,127.78 = 8,925,561 : x
  2. Step 2: Convert to fraction form
    16,168,905/22,313,127.78 = 8,925,561/x
  3. Step 3: Cross multiply
    16,168,905x = 22,313,127.78 × 8,925,561
  4. Step 4: Simplify right side
    16,168,905x = 199,157,183,101,184.59
  5. Step 5: Solve for x
    x = 199,157,183,101,184.59/16,168,905
  6. Step 6: Final answer
    x = 12,317,295.64

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1.5x scale

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.