Home / 12,151,966.50-18,229,762.24-4,475,021.04

Finding the Fourth Proportional to 12,151,966.50, 18,229,762.24 and 4,475,021.04

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Solution

The fourth proportional to 12,151,966.50, 18,229,762.24 and 4,475,021.04 is: 6,713,199.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,151,966.50 : 18,229,762.24 = 4,475,021.04 : x
  2. Step 2: Convert to fraction form
    12,151,966.50/18,229,762.24 = 4,475,021.04/x
  3. Step 3: Cross multiply
    12,151,966.50x = 18,229,762.24 × 4,475,021.04
  4. Step 4: Simplify right side
    12,151,966.50x = 81,578,569,567,009.98
  5. Step 5: Solve for x
    x = 81,578,569,567,009.98/12,151,966.50
  6. Step 6: Final answer
    x = 6,713,199.02

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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.