Home / 9,907,806.60-14,847,713.10-7,328,896.20

Finding the Fourth Proportional to 9,907,806.60, 14,847,713.10 and 7,328,896.20

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Solution

The fourth proportional to 9,907,806.60, 14,847,713.10 and 7,328,896.20 is: 10,982,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907,806.60 : 14,847,713.10 = 7,328,896.20 : x
  2. Step 2: Convert to fraction form
    9,907,806.60/14,847,713.10 = 7,328,896.20/x
  3. Step 3: Cross multiply
    9,907,806.60x = 14,847,713.10 × 7,328,896.20
  4. Step 4: Simplify right side
    9,907,806.60x = 108,817,348,117,280.22
  5. Step 5: Solve for x
    x = 108,817,348,117,280.22/9,907,806.60
  6. Step 6: Final answer
    x = 10,982,990.74

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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.