Home / 16,858,129.71-23,264,260.32-9,123,228.30

Finding the Fourth Proportional to 16,858,129.71, 23,264,260.32 and 9,123,228.30

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Solution

The fourth proportional to 16,858,129.71, 23,264,260.32 and 9,123,228.30 is: 12,590,077.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858,129.71 : 23,264,260.32 = 9,123,228.30 : x
  2. Step 2: Convert to fraction form
    16,858,129.71/23,264,260.32 = 9,123,228.30/x
  3. Step 3: Cross multiply
    16,858,129.71x = 23,264,260.32 × 9,123,228.30
  4. Step 4: Simplify right side
    16,858,129.71x = 212,245,158,129,991.06
  5. Step 5: Solve for x
    x = 212,245,158,129,991.06/16,858,129.71
  6. Step 6: Final answer
    x = 12,590,077.42

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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.