Home / 16,180,705.72-22,329,373.03-8,738,367.10

Finding the Fourth Proportional to 16,180,705.72, 22,329,373.03 and 8,738,367.10

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Solution

The fourth proportional to 16,180,705.72, 22,329,373.03 and 8,738,367.10 is: 12,058,946.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,180,705.72 : 22,329,373.03 = 8,738,367.10 : x
  2. Step 2: Convert to fraction form
    16,180,705.72/22,329,373.03 = 8,738,367.10/x
  3. Step 3: Cross multiply
    16,180,705.72x = 22,329,373.03 × 8,738,367.10
  4. Step 4: Simplify right side
    16,180,705.72x = 195,122,258,648,979.31
  5. Step 5: Solve for x
    x = 195,122,258,648,979.31/16,180,705.72
  6. Step 6: Final answer
    x = 12,058,946.13

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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.