Home / 21,790,150.16-30,073,676.36-16,554,542.76

Finding the Fourth Proportional to 21,790,150.16, 30,073,676.36 and 16,554,542.76

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Solution

The fourth proportional to 21,790,150.16, 30,073,676.36 and 16,554,542.76 is: 22,847,752.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,790,150.16 : 30,073,676.36 = 16,554,542.76 : x
  2. Step 2: Convert to fraction form
    21,790,150.16/30,073,676.36 = 16,554,542.76/x
  3. Step 3: Cross multiply
    21,790,150.16x = 30,073,676.36 × 16,554,542.76
  4. Step 4: Simplify right side
    21,790,150.16x = 497,855,961,169,248.44
  5. Step 5: Solve for x
    x = 497,855,961,169,248.44/21,790,150.16
  6. Step 6: Final answer
    x = 22,847,752.66

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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.