Home / 21,351,462-31,946,835.24-14,974,162.80

Finding the Fourth Proportional to 21,351,462, 31,946,835.24 and 14,974,162.80

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Solution

The fourth proportional to 21,351,462, 31,946,835.24 and 14,974,162.80 is: 22,404,887.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,351,462 : 31,946,835.24 = 14,974,162.80 : x
  2. Step 2: Convert to fraction form
    21,351,462/31,946,835.24 = 14,974,162.80/x
  3. Step 3: Cross multiply
    21,351,462x = 31,946,835.24 × 14,974,162.80
  4. Step 4: Simplify right side
    21,351,462x = 478,377,111,828,537.06
  5. Step 5: Solve for x
    x = 478,377,111,828,537.06/21,351,462
  6. Step 6: Final answer
    x = 22,404,887.86

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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.