Home / 48,579,504.60-72,869,256.90-12,677,712.60

Finding the Fourth Proportional to 48,579,504.60, 72,869,256.90 and 12,677,712.60

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Solution

The fourth proportional to 48,579,504.60, 72,869,256.90 and 12,677,712.60 is: 19,016,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,579,504.60 : 72,869,256.90 = 12,677,712.60 : x
  2. Step 2: Convert to fraction form
    48,579,504.60/72,869,256.90 = 12,677,712.60/x
  3. Step 3: Cross multiply
    48,579,504.60x = 72,869,256.90 × 12,677,712.60
  4. Step 4: Simplify right side
    48,579,504.60x = 923,815,496,353,767
  5. Step 5: Solve for x
    x = 923,815,496,353,767/48,579,504.60
  6. Step 6: Final answer
    x = 19,016,568.90

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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.