Home / 22,018,004.20-33,027,006.30-19,666,541.80

Finding the Fourth Proportional to 22,018,004.20, 33,027,006.30 and 19,666,541.80

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Solution

The fourth proportional to 22,018,004.20, 33,027,006.30 and 19,666,541.80 is: 29,499,812.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,018,004.20 : 33,027,006.30 = 19,666,541.80 : x
  2. Step 2: Convert to fraction form
    22,018,004.20/33,027,006.30 = 19,666,541.80/x
  3. Step 3: Cross multiply
    22,018,004.20x = 33,027,006.30 × 19,666,541.80
  4. Step 4: Simplify right side
    22,018,004.20x = 649,526,999,927,813.38
  5. Step 5: Solve for x
    x = 649,526,999,927,813.38/22,018,004.20
  6. Step 6: Final answer
    x = 29,499,812.70

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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.