Home / 22,166,541.30-30,594,927-13,002,136.50

Finding the Fourth Proportional to 22,166,541.30, 30,594,927 and 13,002,136.50

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Solution

The fourth proportional to 22,166,541.30, 30,594,927 and 13,002,136.50 is: 17,945,939.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,166,541.30 : 30,594,927 = 13,002,136.50 : x
  2. Step 2: Convert to fraction form
    22,166,541.30/30,594,927 = 13,002,136.50/x
  3. Step 3: Cross multiply
    22,166,541.30x = 30,594,927 × 13,002,136.50
  4. Step 4: Simplify right side
    22,166,541.30x = 397,799,417,061,535.50
  5. Step 5: Solve for x
    x = 397,799,417,061,535.50/22,166,541.30
  6. Step 6: Final answer
    x = 17,945,939.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.