Home / 13,281,624.20-19,922,436.30-9,922,392.20

Finding the Fourth Proportional to 13,281,624.20, 19,922,436.30 and 9,922,392.20

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Solution

The fourth proportional to 13,281,624.20, 19,922,436.30 and 9,922,392.20 is: 14,883,588.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,281,624.20 : 19,922,436.30 = 9,922,392.20 : x
  2. Step 2: Convert to fraction form
    13,281,624.20/19,922,436.30 = 9,922,392.20/x
  3. Step 3: Cross multiply
    13,281,624.20x = 19,922,436.30 × 9,922,392.20
  4. Step 4: Simplify right side
    13,281,624.20x = 197,678,226,548,116.84
  5. Step 5: Solve for x
    x = 197,678,226,548,116.84/13,281,624.20
  6. Step 6: Final answer
    x = 14,883,588.30

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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.