Home / 13,932,057.15-20,898,085.73-8,475,929.55

Finding the Fourth Proportional to 13,932,057.15, 20,898,085.73 and 8,475,929.55

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Solution

The fourth proportional to 13,932,057.15, 20,898,085.73 and 8,475,929.55 is: 12,713,894.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,932,057.15 : 20,898,085.73 = 8,475,929.55 : x
  2. Step 2: Convert to fraction form
    13,932,057.15/20,898,085.73 = 8,475,929.55/x
  3. Step 3: Cross multiply
    13,932,057.15x = 20,898,085.73 × 8,475,929.55
  4. Step 4: Simplify right side
    13,932,057.15x = 177,130,702,334,960.69
  5. Step 5: Solve for x
    x = 177,130,702,334,960.69/13,932,057.15
  6. Step 6: Final answer
    x = 12,713,894.33

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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.