Home / 21,994,822.69-30,353,551.38-12,702,224.65

Finding the Fourth Proportional to 21,994,822.69, 30,353,551.38 and 12,702,224.65

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Solution

The fourth proportional to 21,994,822.69, 30,353,551.38 and 12,702,224.65 is: 17,529,472.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,994,822.69 : 30,353,551.38 = 12,702,224.65 : x
  2. Step 2: Convert to fraction form
    21,994,822.69/30,353,551.38 = 12,702,224.65/x
  3. Step 3: Cross multiply
    21,994,822.69x = 30,353,551.38 × 12,702,224.65
  4. Step 4: Simplify right side
    21,994,822.69x = 385,557,628,554,077.50
  5. Step 5: Solve for x
    x = 385,557,628,554,077.50/21,994,822.69
  6. Step 6: Final answer
    x = 17,529,472.00

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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.