Home / 21,914,855.40-32,872,283.10-21,284,999.40

Finding the Fourth Proportional to 21,914,855.40, 32,872,283.10 and 21,284,999.40

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Solution

The fourth proportional to 21,914,855.40, 32,872,283.10 and 21,284,999.40 is: 31,927,499.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,914,855.40 : 32,872,283.10 = 21,284,999.40 : x
  2. Step 2: Convert to fraction form
    21,914,855.40/32,872,283.10 = 21,284,999.40/x
  3. Step 3: Cross multiply
    21,914,855.40x = 32,872,283.10 × 21,284,999.40
  4. Step 4: Simplify right side
    21,914,855.40x = 699,686,526,060,130.12
  5. Step 5: Solve for x
    x = 699,686,526,060,130.12/21,914,855.40
  6. Step 6: Final answer
    x = 31,927,499.10

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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.