Home / 21,533,558.70-29,711,202-12,240,399.41

Finding the Fourth Proportional to 21,533,558.70, 29,711,202 and 12,240,399.41

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Solution

The fourth proportional to 21,533,558.70, 29,711,202 and 12,240,399.41 is: 16,888,847.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,533,558.70 : 29,711,202 = 12,240,399.41 : x
  2. Step 2: Convert to fraction form
    21,533,558.70/29,711,202 = 12,240,399.41/x
  3. Step 3: Cross multiply
    21,533,558.70x = 29,711,202 × 12,240,399.41
  4. Step 4: Simplify right side
    21,533,558.70x = 363,676,979,282,634.81
  5. Step 5: Solve for x
    x = 363,676,979,282,634.81/21,533,558.70
  6. Step 6: Final answer
    x = 16,888,847.05

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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.