Home / 48,616,638.40-72,879,338.40-18,344,843.20

Finding the Fourth Proportional to 48,616,638.40, 72,879,338.40 and 18,344,843.20

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Solution

The fourth proportional to 48,616,638.40, 72,879,338.40 and 18,344,843.20 is: 27,500,051.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,616,638.40 : 72,879,338.40 = 18,344,843.20 : x
  2. Step 2: Convert to fraction form
    48,616,638.40/72,879,338.40 = 18,344,843.20/x
  3. Step 3: Cross multiply
    48,616,638.40x = 72,879,338.40 × 18,344,843.20
  4. Step 4: Simplify right side
    48,616,638.40x = 1,336,960,035,467,739
  5. Step 5: Solve for x
    x = 1,336,960,035,467,739/48,616,638.40
  6. Step 6: Final answer
    x = 27,500,051.00

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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.