Home / 48,616,642.40-72,879,344.40-18,344,847.20

Finding the Fourth Proportional to 48,616,642.40, 72,879,344.40 and 18,344,847.20

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Solution

The fourth proportional to 48,616,642.40, 72,879,344.40 and 18,344,847.20 is: 27,500,057.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,616,642.40 : 72,879,344.40 = 18,344,847.20 : x
  2. Step 2: Convert to fraction form
    48,616,642.40/72,879,344.40 = 18,344,847.20/x
  3. Step 3: Cross multiply
    48,616,642.40x = 72,879,344.40 × 18,344,847.20
  4. Step 4: Simplify right side
    48,616,642.40x = 1,336,960,437,054,175.75
  5. Step 5: Solve for x
    x = 1,336,960,437,054,175.75/48,616,642.40
  6. Step 6: Final answer
    x = 27,500,057.00

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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.