Home / 28,889,190.36-43,306,659.45-9,706,532.22

Finding the Fourth Proportional to 28,889,190.36, 43,306,659.45 and 9,706,532.22

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Solution

The fourth proportional to 28,889,190.36, 43,306,659.45 and 9,706,532.22 is: 14,550,684.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889,190.36 : 43,306,659.45 = 9,706,532.22 : x
  2. Step 2: Convert to fraction form
    28,889,190.36/43,306,659.45 = 9,706,532.22/x
  3. Step 3: Cross multiply
    28,889,190.36x = 43,306,659.45 × 9,706,532.22
  4. Step 4: Simplify right side
    28,889,190.36x = 420,357,485,075,459.19
  5. Step 5: Solve for x
    x = 420,357,485,075,459.19/28,889,190.36
  6. Step 6: Final answer
    x = 14,550,684.18

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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.