Home / 51,653,192.05-71,286,439.89-38,577,750.55

Finding the Fourth Proportional to 51,653,192.05, 71,286,439.89 and 38,577,750.55

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Solution

The fourth proportional to 51,653,192.05, 71,286,439.89 and 38,577,750.55 is: 53,241,056.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,653,192.05 : 71,286,439.89 = 38,577,750.55 : x
  2. Step 2: Convert to fraction form
    51,653,192.05/71,286,439.89 = 38,577,750.55/x
  3. Step 3: Cross multiply
    51,653,192.05x = 71,286,439.89 × 38,577,750.55
  4. Step 4: Simplify right side
    51,653,192.05x = 2,750,070,495,673,989.50
  5. Step 5: Solve for x
    x = 2,750,070,495,673,989.50/51,653,192.05
  6. Step 6: Final answer
    x = 53,241,056.10

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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.