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Finding the Fourth Proportional to 45,768,655.80, 68,652,983.70 and 27,593,373.60

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Solution

The fourth proportional to 45,768,655.80, 68,652,983.70 and 27,593,373.60 is: 41,390,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,768,655.80 : 68,652,983.70 = 27,593,373.60 : x
  2. Step 2: Convert to fraction form
    45,768,655.80/68,652,983.70 = 27,593,373.60/x
  3. Step 3: Cross multiply
    45,768,655.80x = 68,652,983.70 × 27,593,373.60
  4. Step 4: Simplify right side
    45,768,655.80x = 1,894,367,427,988,810.50
  5. Step 5: Solve for x
    x = 1,894,367,427,988,810.50/45,768,655.80
  6. Step 6: Final answer
    x = 41,390,060.40

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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.