Home / 57,237,062.55-78,979,977.14-38,692,551.84

Finding the Fourth Proportional to 57,237,062.55, 78,979,977.14 and 38,692,551.84

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Solution

The fourth proportional to 57,237,062.55, 78,979,977.14 and 38,692,551.84 is: 53,390,875.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,237,062.55 : 78,979,977.14 = 38,692,551.84 : x
  2. Step 2: Convert to fraction form
    57,237,062.55/78,979,977.14 = 38,692,551.84/x
  3. Step 3: Cross multiply
    57,237,062.55x = 78,979,977.14 × 38,692,551.84
  4. Step 4: Simplify right side
    57,237,062.55x = 3,055,936,859,811,465
  5. Step 5: Solve for x
    x = 3,055,936,859,811,465/57,237,062.55
  6. Step 6: Final answer
    x = 53,390,875.14

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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.