Home / 21,870,107.60-32,805,161.40-6,724,014.80

Finding the Fourth Proportional to 21,870,107.60, 32,805,161.40 and 6,724,014.80

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Solution

The fourth proportional to 21,870,107.60, 32,805,161.40 and 6,724,014.80 is: 10,086,022.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,870,107.60 : 32,805,161.40 = 6,724,014.80 : x
  2. Step 2: Convert to fraction form
    21,870,107.60/32,805,161.40 = 6,724,014.80/x
  3. Step 3: Cross multiply
    21,870,107.60x = 32,805,161.40 × 6,724,014.80
  4. Step 4: Simplify right side
    21,870,107.60x = 220,582,390,769,988.72
  5. Step 5: Solve for x
    x = 220,582,390,769,988.72/21,870,107.60
  6. Step 6: Final answer
    x = 10,086,022.20

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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.