Home / 8,174,713.20-12,262,069.80-2,494,928.40

Finding the Fourth Proportional to 8,174,713.20, 12,262,069.80 and 2,494,928.40

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Solution

The fourth proportional to 8,174,713.20, 12,262,069.80 and 2,494,928.40 is: 3,742,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,174,713.20 : 12,262,069.80 = 2,494,928.40 : x
  2. Step 2: Convert to fraction form
    8,174,713.20/12,262,069.80 = 2,494,928.40/x
  3. Step 3: Cross multiply
    8,174,713.20x = 12,262,069.80 × 2,494,928.40
  4. Step 4: Simplify right side
    8,174,713.20x = 30,592,986,186,802.32
  5. Step 5: Solve for x
    x = 30,592,986,186,802.32/8,174,713.20
  6. Step 6: Final answer
    x = 3,742,392.60

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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.