Home / 16,464,065.38-22,720,410.22-9,220,721.38

Finding the Fourth Proportional to 16,464,065.38, 22,720,410.22 and 9,220,721.38

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Solution

The fourth proportional to 16,464,065.38, 22,720,410.22 and 9,220,721.38 is: 12,724,595.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,464,065.38 : 22,720,410.22 = 9,220,721.38 : x
  2. Step 2: Convert to fraction form
    16,464,065.38/22,720,410.22 = 9,220,721.38/x
  3. Step 3: Cross multiply
    16,464,065.38x = 22,720,410.22 × 9,220,721.38
  4. Step 4: Simplify right side
    16,464,065.38x = 209,498,572,164,322.44
  5. Step 5: Solve for x
    x = 209,498,572,164,322.44/16,464,065.38
  6. Step 6: Final answer
    x = 12,724,595.50

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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.