Home / 72,053,812.32-108,091,915.68-24,195,953.76

Finding the Fourth Proportional to 72,053,812.32, 108,091,915.68 and 24,195,953.76

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Solution

The fourth proportional to 72,053,812.32, 108,091,915.68 and 24,195,953.76 is: 36,297,690.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,053,812.32 : 108,091,915.68 = 24,195,953.76 : x
  2. Step 2: Convert to fraction form
    72,053,812.32/108,091,915.68 = 24,195,953.76/x
  3. Step 3: Cross multiply
    72,053,812.32x = 108,091,915.68 × 24,195,953.76
  4. Step 4: Simplify right side
    72,053,812.32x = 2,615,386,993,623,099.50
  5. Step 5: Solve for x
    x = 2,615,386,993,623,099.50/72,053,812.32
  6. Step 6: Final answer
    x = 36,297,690.70

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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.