Home / 8,553,909.75-12,830,881.14-2,076,957.78

Finding the Fourth Proportional to 8,553,909.75, 12,830,881.14 and 2,076,957.78

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Solution

The fourth proportional to 8,553,909.75, 12,830,881.14 and 2,076,957.78 is: 3,115,440.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,553,909.75 : 12,830,881.14 = 2,076,957.78 : x
  2. Step 2: Convert to fraction form
    8,553,909.75/12,830,881.14 = 2,076,957.78/x
  3. Step 3: Cross multiply
    8,553,909.75x = 12,830,881.14 × 2,076,957.78
  4. Step 4: Simplify right side
    8,553,909.75x = 26,649,198,407,978.27
  5. Step 5: Solve for x
    x = 26,649,198,407,978.27/8,553,909.75
  6. Step 6: Final answer
    x = 3,115,440.68

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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.