Home / 55,049,746.50-75,970,839.06-30,271,964.76

Finding the Fourth Proportional to 55,049,746.50, 75,970,839.06 and 30,271,964.76

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Solution

The fourth proportional to 55,049,746.50, 75,970,839.06 and 30,271,964.76 is: 41,776,515.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,049,746.50 : 75,970,839.06 = 30,271,964.76 : x
  2. Step 2: Convert to fraction form
    55,049,746.50/75,970,839.06 = 30,271,964.76/x
  3. Step 3: Cross multiply
    55,049,746.50x = 75,970,839.06 × 30,271,964.76
  4. Step 4: Simplify right side
    55,049,746.50x = 2,299,786,562,811,951.50
  5. Step 5: Solve for x
    x = 2,299,786,562,811,951.50/55,049,746.50
  6. Step 6: Final answer
    x = 41,776,515.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.