Home / 47,257,193.25-70,897,745.52-13,178,542.77

Finding the Fourth Proportional to 47,257,193.25, 70,897,745.52 and 13,178,542.77

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Solution

The fourth proportional to 47,257,193.25, 70,897,745.52 and 13,178,542.77 is: 19,771,148.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,257,193.25 : 70,897,745.52 = 13,178,542.77 : x
  2. Step 2: Convert to fraction form
    47,257,193.25/70,897,745.52 = 13,178,542.77/x
  3. Step 3: Cross multiply
    47,257,193.25x = 70,897,745.52 × 13,178,542.77
  4. Step 4: Simplify right side
    47,257,193.25x = 934,328,971,631,895.75
  5. Step 5: Solve for x
    x = 934,328,971,631,895.75/47,257,193.25
  6. Step 6: Final answer
    x = 19,771,148.21

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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.