Home / 21,252,530.40-31,882,837.10-14,714,809.80

Finding the Fourth Proportional to 21,252,530.40, 31,882,837.10 and 14,714,809.80

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Solution

The fourth proportional to 21,252,530.40, 31,882,837.10 and 14,714,809.80 is: 22,075,012.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,252,530.40 : 31,882,837.10 = 14,714,809.80 : x
  2. Step 2: Convert to fraction form
    21,252,530.40/31,882,837.10 = 14,714,809.80/x
  3. Step 3: Cross multiply
    21,252,530.40x = 31,882,837.10 × 14,714,809.80
  4. Step 4: Simplify right side
    21,252,530.40x = 469,149,883,737,309.56
  5. Step 5: Solve for x
    x = 469,149,883,737,309.56/21,252,530.40
  6. Step 6: Final answer
    x = 22,075,012.95

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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.