Home / 57,451,124.67-79,307,015.40-38,623,625.92

Finding the Fourth Proportional to 57,451,124.67, 79,307,015.40 and 38,623,625.92

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Solution

The fourth proportional to 57,451,124.67, 79,307,015.40 and 38,623,625.92 is: 53,317,050.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,451,124.67 : 79,307,015.40 = 38,623,625.92 : x
  2. Step 2: Convert to fraction form
    57,451,124.67/79,307,015.40 = 38,623,625.92/x
  3. Step 3: Cross multiply
    57,451,124.67x = 79,307,015.40 × 38,623,625.92
  4. Step 4: Simplify right side
    57,451,124.67x = 3,063,124,495,402,843.50
  5. Step 5: Solve for x
    x = 3,063,124,495,402,843.50/57,451,124.67
  6. Step 6: Final answer
    x = 53,317,050.15

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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.