Home / 20,404,005.10-30,535,148.85-14,026,713.10

Finding the Fourth Proportional to 20,404,005.10, 30,535,148.85 and 14,026,713.10

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Solution

The fourth proportional to 20,404,005.10, 30,535,148.85 and 14,026,713.10 is: 20,991,357.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,404,005.10 : 30,535,148.85 = 14,026,713.10 : x
  2. Step 2: Convert to fraction form
    20,404,005.10/30,535,148.85 = 14,026,713.10/x
  3. Step 3: Cross multiply
    20,404,005.10x = 30,535,148.85 × 14,026,713.10
  4. Step 4: Simplify right side
    20,404,005.10x = 428,307,772,384,744.94
  5. Step 5: Solve for x
    x = 428,307,772,384,744.94/20,404,005.10
  6. Step 6: Final answer
    x = 20,991,357.84

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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.