Home / 57,237,052.14-78,979,962.87-38,692,541.46

Finding the Fourth Proportional to 57,237,052.14, 78,979,962.87 and 38,692,541.46

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Solution

The fourth proportional to 57,237,052.14, 78,979,962.87 and 38,692,541.46 is: 53,390,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237,052.14 : 78,979,962.87 = 38,692,541.46 : x
  2. Step 2: Convert to fraction form
    57,237,052.14/78,979,962.87 = 38,692,541.46/x
  3. Step 3: Cross multiply
    57,237,052.14x = 78,979,962.87 × 38,692,541.46
  4. Step 4: Simplify right side
    57,237,052.14x = 3,055,935,487,856,736
  5. Step 5: Solve for x
    x = 3,055,935,487,856,736/57,237,052.14
  6. Step 6: Final answer
    x = 53,390,860.88

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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.