Home / 22,153,321.40-33,234,474.90-12,573,289.40

Finding the Fourth Proportional to 22,153,321.40, 33,234,474.90 and 12,573,289.40

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Solution

The fourth proportional to 22,153,321.40, 33,234,474.90 and 12,573,289.40 is: 18,862,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,153,321.40 : 33,234,474.90 = 12,573,289.40 : x
  2. Step 2: Convert to fraction form
    22,153,321.40/33,234,474.90 = 12,573,289.40/x
  3. Step 3: Cross multiply
    22,153,321.40x = 33,234,474.90 × 12,573,289.40
  4. Step 4: Simplify right side
    22,153,321.40x = 417,866,670,974,736.06
  5. Step 5: Solve for x
    x = 417,866,670,974,736.06/22,153,321.40
  6. Step 6: Final answer
    x = 18,862,484.02

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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.