Home / 21,590,323.20-32,369,738.40-8,804,246.40

Finding the Fourth Proportional to 21,590,323.20, 32,369,738.40 and 8,804,246.40

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Solution

The fourth proportional to 21,590,323.20, 32,369,738.40 and 8,804,246.40 is: 13,199,948.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,590,323.20 : 32,369,738.40 = 8,804,246.40 : x
  2. Step 2: Convert to fraction form
    21,590,323.20/32,369,738.40 = 8,804,246.40/x
  3. Step 3: Cross multiply
    21,590,323.20x = 32,369,738.40 × 8,804,246.40
  4. Step 4: Simplify right side
    21,590,323.20x = 284,991,152,777,141.75
  5. Step 5: Solve for x
    x = 284,991,152,777,141.75/21,590,323.20
  6. Step 6: Final answer
    x = 13,199,948.43

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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.