Home / 41,129,598.15-56,663,453.03-28,720,035.62

Finding the Fourth Proportional to 41,129,598.15, 56,663,453.03 and 28,720,035.62

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Solution

The fourth proportional to 41,129,598.15, 56,663,453.03 and 28,720,035.62 is: 39,567,038.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,129,598.15 : 56,663,453.03 = 28,720,035.62 : x
  2. Step 2: Convert to fraction form
    41,129,598.15/56,663,453.03 = 28,720,035.62/x
  3. Step 3: Cross multiply
    41,129,598.15x = 56,663,453.03 × 28,720,035.62
  4. Step 4: Simplify right side
    41,129,598.15x = 1,627,376,388,946,879.25
  5. Step 5: Solve for x
    x = 1,627,376,388,946,879.25/41,129,598.15
  6. Step 6: Final answer
    x = 39,567,038.39

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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.