Home / 39,864,977.20-59,797,465.80-19,709,585.20

Finding the Fourth Proportional to 39,864,977.20, 59,797,465.80 and 19,709,585.20

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Solution

The fourth proportional to 39,864,977.20, 59,797,465.80 and 19,709,585.20 is: 29,564,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864,977.20 : 59,797,465.80 = 19,709,585.20 : x
  2. Step 2: Convert to fraction form
    39,864,977.20/59,797,465.80 = 19,709,585.20/x
  3. Step 3: Cross multiply
    39,864,977.20x = 59,797,465.80 × 19,709,585.20
  4. Step 4: Simplify right side
    39,864,977.20x = 1,178,583,246,929,186
  5. Step 5: Solve for x
    x = 1,178,583,246,929,186/39,864,977.20
  6. Step 6: Final answer
    x = 29,564,377.80

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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.