Home / 15,691,220.70-23,536,831.05-5,590,196.70

Finding the Fourth Proportional to 15,691,220.70, 23,536,831.05 and 5,590,196.70

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Solution

The fourth proportional to 15,691,220.70, 23,536,831.05 and 5,590,196.70 is: 8,385,295.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,691,220.70 : 23,536,831.05 = 5,590,196.70 : x
  2. Step 2: Convert to fraction form
    15,691,220.70/23,536,831.05 = 5,590,196.70/x
  3. Step 3: Cross multiply
    15,691,220.70x = 23,536,831.05 × 5,590,196.70
  4. Step 4: Simplify right side
    15,691,220.70x = 131,575,515,264,167.55
  5. Step 5: Solve for x
    x = 131,575,515,264,167.55/15,691,220.70
  6. Step 6: Final answer
    x = 8,385,295.05

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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.