Home / 67,221,695.40-100,772,722.08-26,271,822.12

Finding the Fourth Proportional to 67,221,695.40, 100,772,722.08 and 26,271,822.12

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Solution

The fourth proportional to 67,221,695.40, 100,772,722.08 and 26,271,822.12 is: 39,384,353.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,221,695.40 : 100,772,722.08 = 26,271,822.12 : x
  2. Step 2: Convert to fraction form
    67,221,695.40/100,772,722.08 = 26,271,822.12/x
  3. Step 3: Cross multiply
    67,221,695.40x = 100,772,722.08 × 26,271,822.12
  4. Step 4: Simplify right side
    67,221,695.40x = 2,647,483,029,033,956.50
  5. Step 5: Solve for x
    x = 2,647,483,029,033,956.50/67,221,695.40
  6. Step 6: Final answer
    x = 39,384,353.72

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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.