Home / 8,076,743.80-12,122,988.90-4,037,792.20

Finding the Fourth Proportional to 8,076,743.80, 12,122,988.90 and 4,037,792.20

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Solution

The fourth proportional to 8,076,743.80, 12,122,988.90 and 4,037,792.20 is: 6,060,624.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,743.80 : 12,122,988.90 = 4,037,792.20 : x
  2. Step 2: Convert to fraction form
    8,076,743.80/12,122,988.90 = 4,037,792.20/x
  3. Step 3: Cross multiply
    8,076,743.80x = 12,122,988.90 × 4,037,792.20
  4. Step 4: Simplify right side
    8,076,743.80x = 48,950,110,021,106.59
  5. Step 5: Solve for x
    x = 48,950,110,021,106.59/8,076,743.80
  6. Step 6: Final answer
    x = 6,060,624.33

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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.