Home / 16,172,313.14-22,317,622.87-8,830,123.53

Finding the Fourth Proportional to 16,172,313.14, 22,317,622.87 and 8,830,123.53

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Solution

The fourth proportional to 16,172,313.14, 22,317,622.87 and 8,830,123.53 is: 12,185,478.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172,313.14 : 22,317,622.87 = 8,830,123.53 : x
  2. Step 2: Convert to fraction form
    16,172,313.14/22,317,622.87 = 8,830,123.53/x
  3. Step 3: Cross multiply
    16,172,313.14x = 22,317,622.87 × 8,830,123.53
  4. Step 4: Simplify right side
    16,172,313.14x = 197,067,366,838,053.12
  5. Step 5: Solve for x
    x = 197,067,366,838,053.12/16,172,313.14
  6. Step 6: Final answer
    x = 12,185,478.05

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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.