Home / 28,767,328.72-39,700,120.46-16,544,195.44

Finding the Fourth Proportional to 28,767,328.72, 39,700,120.46 and 16,544,195.44

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Solution

The fourth proportional to 28,767,328.72, 39,700,120.46 and 16,544,195.44 is: 22,831,683.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,767,328.72 : 39,700,120.46 = 16,544,195.44 : x
  2. Step 2: Convert to fraction form
    28,767,328.72/39,700,120.46 = 16,544,195.44/x
  3. Step 3: Cross multiply
    28,767,328.72x = 39,700,120.46 × 16,544,195.44
  4. Step 4: Simplify right side
    28,767,328.72x = 656,806,551,881,782.75
  5. Step 5: Solve for x
    x = 656,806,551,881,782.75/28,767,328.72
  6. Step 6: Final answer
    x = 22,831,683.76

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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.