Home / 7,898,311-11,847,466.50-1,914,679

Finding the Fourth Proportional to 7,898,311, 11,847,466.50 and 1,914,679

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Solution

The fourth proportional to 7,898,311, 11,847,466.50 and 1,914,679 is: 2,872,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,311 : 11,847,466.50 = 1,914,679 : x
  2. Step 2: Convert to fraction form
    7,898,311/11,847,466.50 = 1,914,679/x
  3. Step 3: Cross multiply
    7,898,311x = 11,847,466.50 × 1,914,679
  4. Step 4: Simplify right side
    7,898,311x = 22,684,095,310,753.50
  5. Step 5: Solve for x
    x = 22,684,095,310,753.50/7,898,311
  6. Step 6: Final answer
    x = 2,872,018.50

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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.