Home / 8,076,670.90-12,104,715.15-4,291,966.90

Finding the Fourth Proportional to 8,076,670.90, 12,104,715.15 and 4,291,966.90

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Solution

The fourth proportional to 8,076,670.90, 12,104,715.15 and 4,291,966.90 is: 6,432,481.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,076,670.90 : 12,104,715.15 = 4,291,966.90 : x
  2. Step 2: Convert to fraction form
    8,076,670.90/12,104,715.15 = 4,291,966.90/x
  3. Step 3: Cross multiply
    8,076,670.90x = 12,104,715.15 × 4,291,966.90
  4. Step 4: Simplify right side
    8,076,670.90x = 51,953,036,757,728.54
  5. Step 5: Solve for x
    x = 51,953,036,757,728.54/8,076,670.90
  6. Step 6: Final answer
    x = 6,432,481.58

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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.