Home / 50,689,096.60-75,812,460.90-45,336,443.80

Finding the Fourth Proportional to 50,689,096.60, 75,812,460.90 and 45,336,443.80

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Solution

The fourth proportional to 50,689,096.60, 75,812,460.90 and 45,336,443.80 is: 67,806,838.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,689,096.60 : 75,812,460.90 = 45,336,443.80 : x
  2. Step 2: Convert to fraction form
    50,689,096.60/75,812,460.90 = 45,336,443.80/x
  3. Step 3: Cross multiply
    50,689,096.60x = 75,812,460.90 × 45,336,443.80
  4. Step 4: Simplify right side
    50,689,096.60x = 3,437,067,372,932,547.50
  5. Step 5: Solve for x
    x = 3,437,067,372,932,547.50/50,689,096.60
  6. Step 6: Final answer
    x = 67,806,838.23

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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.