Home / 89,211,274.46-133,813,967.14-36,687,128.21

Finding the Fourth Proportional to 89,211,274.46, 133,813,967.14 and 36,687,128.21

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Solution

The fourth proportional to 89,211,274.46, 133,813,967.14 and 36,687,128.21 is: 55,029,481.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,211,274.46 : 133,813,967.14 = 36,687,128.21 : x
  2. Step 2: Convert to fraction form
    89,211,274.46/133,813,967.14 = 36,687,128.21/x
  3. Step 3: Cross multiply
    89,211,274.46x = 133,813,967.14 × 36,687,128.21
  4. Step 4: Simplify right side
    89,211,274.46x = 4,909,250,167,993,119
  5. Step 5: Solve for x
    x = 4,909,250,167,993,119/89,211,274.46
  6. Step 6: Final answer
    x = 55,029,481.40

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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.