Home / 21,590,822.40-32,374,423.80-8,796,872.40

Finding the Fourth Proportional to 21,590,822.40, 32,374,423.80 and 8,796,872.40

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Solution

The fourth proportional to 21,590,822.40, 32,374,423.80 and 8,796,872.40 is: 13,190,496.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590,822.40 : 32,374,423.80 = 8,796,872.40 : x
  2. Step 2: Convert to fraction form
    21,590,822.40/32,374,423.80 = 8,796,872.40/x
  3. Step 3: Cross multiply
    21,590,822.40x = 32,374,423.80 × 8,796,872.40
  4. Step 4: Simplify right side
    21,590,822.40x = 284,793,675,192,123.12
  5. Step 5: Solve for x
    x = 284,793,675,192,123.12/21,590,822.40
  6. Step 6: Final answer
    x = 13,190,496.87

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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.