Home / 18,861,400.26-28,271,958.10-10,756,925.01

Finding the Fourth Proportional to 18,861,400.26, 28,271,958.10 and 10,756,925.01

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Solution

The fourth proportional to 18,861,400.26, 28,271,958.10 and 10,756,925.01 is: 16,123,900.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,861,400.26 : 28,271,958.10 = 10,756,925.01 : x
  2. Step 2: Convert to fraction form
    18,861,400.26/28,271,958.10 = 10,756,925.01/x
  3. Step 3: Cross multiply
    18,861,400.26x = 28,271,958.10 × 10,756,925.01
  4. Step 4: Simplify right side
    18,861,400.26x = 304,119,333,167,562.06
  5. Step 5: Solve for x
    x = 304,119,333,167,562.06/18,861,400.26
  6. Step 6: Final answer
    x = 16,123,900.08

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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.