Home / 20,536,898.96-30,804,933.72-7,073,428.88

Finding the Fourth Proportional to 20,536,898.96, 30,804,933.72 and 7,073,428.88

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Solution

The fourth proportional to 20,536,898.96, 30,804,933.72 and 7,073,428.88 is: 10,610,000.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,536,898.96 : 30,804,933.72 = 7,073,428.88 : x
  2. Step 2: Convert to fraction form
    20,536,898.96/30,804,933.72 = 7,073,428.88/x
  3. Step 3: Cross multiply
    20,536,898.96x = 30,804,933.72 × 7,073,428.88
  4. Step 4: Simplify right side
    20,536,898.96x = 217,896,507,821,533.81
  5. Step 5: Solve for x
    x = 217,896,507,821,533.81/20,536,898.96
  6. Step 6: Final answer
    x = 10,610,000.48

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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.