Home / 14,677,812.40-21,974,728.20-9,009,108.40

Finding the Fourth Proportional to 14,677,812.40, 21,974,728.20 and 9,009,108.40

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Solution

The fourth proportional to 14,677,812.40, 21,974,728.20 and 9,009,108.40 is: 13,487,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677,812.40 : 21,974,728.20 = 9,009,108.40 : x
  2. Step 2: Convert to fraction form
    14,677,812.40/21,974,728.20 = 9,009,108.40/x
  3. Step 3: Cross multiply
    14,677,812.40x = 21,974,728.20 × 9,009,108.40
  4. Step 4: Simplify right side
    14,677,812.40x = 197,972,708,414,336.88
  5. Step 5: Solve for x
    x = 197,972,708,414,336.88/14,677,812.40
  6. Step 6: Final answer
    x = 13,487,889.27

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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.