Home / 9,071,999.40-13,607,999.10-8,764,069.80

Finding the Fourth Proportional to 9,071,999.40, 13,607,999.10 and 8,764,069.80

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Solution

The fourth proportional to 9,071,999.40, 13,607,999.10 and 8,764,069.80 is: 13,146,104.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,071,999.40 : 13,607,999.10 = 8,764,069.80 : x
  2. Step 2: Convert to fraction form
    9,071,999.40/13,607,999.10 = 8,764,069.80/x
  3. Step 3: Cross multiply
    9,071,999.40x = 13,607,999.10 × 8,764,069.80
  4. Step 4: Simplify right side
    9,071,999.40x = 119,261,453,950,737.19
  5. Step 5: Solve for x
    x = 119,261,453,950,737.19/9,071,999.40
  6. Step 6: Final answer
    x = 13,146,104.70

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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.