Home / 29,302,621.20-43,953,931.80-19,211,101.20

Finding the Fourth Proportional to 29,302,621.20, 43,953,931.80 and 19,211,101.20

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Solution

The fourth proportional to 29,302,621.20, 43,953,931.80 and 19,211,101.20 is: 28,816,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,302,621.20 : 43,953,931.80 = 19,211,101.20 : x
  2. Step 2: Convert to fraction form
    29,302,621.20/43,953,931.80 = 19,211,101.20/x
  3. Step 3: Cross multiply
    29,302,621.20x = 43,953,931.80 × 19,211,101.20
  4. Step 4: Simplify right side
    29,302,621.20x = 844,403,431,947,698.12
  5. Step 5: Solve for x
    x = 844,403,431,947,698.12/29,302,621.20
  6. Step 6: Final answer
    x = 28,816,651.80

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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.