Home / 21,888,056.70-32,832,085.05-13,266,027.90

Finding the Fourth Proportional to 21,888,056.70, 32,832,085.05 and 13,266,027.90

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Solution

The fourth proportional to 21,888,056.70, 32,832,085.05 and 13,266,027.90 is: 19,899,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,888,056.70 : 32,832,085.05 = 13,266,027.90 : x
  2. Step 2: Convert to fraction form
    21,888,056.70/32,832,085.05 = 13,266,027.90/x
  3. Step 3: Cross multiply
    21,888,056.70x = 32,832,085.05 × 13,266,027.90
  4. Step 4: Simplify right side
    21,888,056.70x = 435,551,356,288,472.94
  5. Step 5: Solve for x
    x = 435,551,356,288,472.94/21,888,056.70
  6. Step 6: Final answer
    x = 19,899,041.85

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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.