Home / 16,156,364.81-22,295,676.27-9,187,042.87

Finding the Fourth Proportional to 16,156,364.81, 22,295,676.27 and 9,187,042.87

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Solution

The fourth proportional to 16,156,364.81, 22,295,676.27 and 9,187,042.87 is: 12,678,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,156,364.81 : 22,295,676.27 = 9,187,042.87 : x
  2. Step 2: Convert to fraction form
    16,156,364.81/22,295,676.27 = 9,187,042.87/x
  3. Step 3: Cross multiply
    16,156,364.81x = 22,295,676.27 × 9,187,042.87
  4. Step 4: Simplify right side
    16,156,364.81x = 204,831,333,550,718.12
  5. Step 5: Solve for x
    x = 204,831,333,550,718.12/16,156,364.81
  6. Step 6: Final answer
    x = 12,678,058.21

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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.