Home / 7,242,974.40-10,848,715.20-4,398,124.80

Finding the Fourth Proportional to 7,242,974.40, 10,848,715.20 and 4,398,124.80

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Solution

The fourth proportional to 7,242,974.40, 10,848,715.20 and 4,398,124.80 is: 6,587,625.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,242,974.40 : 10,848,715.20 = 4,398,124.80 : x
  2. Step 2: Convert to fraction form
    7,242,974.40/10,848,715.20 = 4,398,124.80/x
  3. Step 3: Cross multiply
    7,242,974.40x = 10,848,715.20 × 4,398,124.80
  4. Step 4: Simplify right side
    7,242,974.40x = 47,714,003,369,256.95
  5. Step 5: Solve for x
    x = 47,714,003,369,256.95/7,242,974.40
  6. Step 6: Final answer
    x = 6,587,625.57

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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.