Home / 8,124,008.50-11,211,131.85-4,502,569.78

Finding the Fourth Proportional to 8,124,008.50, 11,211,131.85 and 4,502,569.78

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Solution

The fourth proportional to 8,124,008.50, 11,211,131.85 and 4,502,569.78 is: 6,213,546.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,124,008.50 : 11,211,131.85 = 4,502,569.78 : x
  2. Step 2: Convert to fraction form
    8,124,008.50/11,211,131.85 = 4,502,569.78/x
  3. Step 3: Cross multiply
    8,124,008.50x = 11,211,131.85 × 4,502,569.78
  4. Step 4: Simplify right side
    8,124,008.50x = 50,478,903,467,405.49
  5. Step 5: Solve for x
    x = 50,478,903,467,405.49/8,124,008.50
  6. Step 6: Final answer
    x = 6,213,546.36

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1.5x scale

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.