Home / 61,455,038.40-92,170,747.80-18,325,648.80

Finding the Fourth Proportional to 61,455,038.40, 92,170,747.80 and 18,325,648.80

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Solution

The fourth proportional to 61,455,038.40, 92,170,747.80 and 18,325,648.80 is: 27,484,951.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,455,038.40 : 92,170,747.80 = 18,325,648.80 : x
  2. Step 2: Convert to fraction form
    61,455,038.40/92,170,747.80 = 18,325,648.80/x
  3. Step 3: Cross multiply
    61,455,038.40x = 92,170,747.80 × 18,325,648.80
  4. Step 4: Simplify right side
    61,455,038.40x = 1,689,088,753,816,172.75
  5. Step 5: Solve for x
    x = 1,689,088,753,816,172.75/61,455,038.40
  6. Step 6: Final answer
    x = 27,484,951.56

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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.