Home / 16,305,035.79-22,501,228.90-8,963,178.38

Finding the Fourth Proportional to 16,305,035.79, 22,501,228.90 and 8,963,178.38

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Solution

The fourth proportional to 16,305,035.79, 22,501,228.90 and 8,963,178.38 is: 12,369,339.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,305,035.79 : 22,501,228.90 = 8,963,178.38 : x
  2. Step 2: Convert to fraction form
    16,305,035.79/22,501,228.90 = 8,963,178.38/x
  3. Step 3: Cross multiply
    16,305,035.79x = 22,501,228.90 × 8,963,178.38
  4. Step 4: Simplify right side
    16,305,035.79x = 201,682,528,287,405.03
  5. Step 5: Solve for x
    x = 201,682,528,287,405.03/16,305,035.79
  6. Step 6: Final answer
    x = 12,369,339.81

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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.