Home / 22,123,865.80-33,185,798.70-13,053,939.40

Finding the Fourth Proportional to 22,123,865.80, 33,185,798.70 and 13,053,939.40

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Solution

The fourth proportional to 22,123,865.80, 33,185,798.70 and 13,053,939.40 is: 19,580,909.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123,865.80 : 33,185,798.70 = 13,053,939.40 : x
  2. Step 2: Convert to fraction form
    22,123,865.80/33,185,798.70 = 13,053,939.40/x
  3. Step 3: Cross multiply
    22,123,865.80x = 33,185,798.70 × 13,053,939.40
  4. Step 4: Simplify right side
    22,123,865.80x = 433,205,405,170,398.81
  5. Step 5: Solve for x
    x = 433,205,405,170,398.81/22,123,865.80
  6. Step 6: Final answer
    x = 19,580,909.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.