Home / 21,794,572.80-32,698,857.60-9,659,347.20

Finding the Fourth Proportional to 21,794,572.80, 32,698,857.60 and 9,659,347.20

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Solution

The fourth proportional to 21,794,572.80, 32,698,857.60 and 9,659,347.20 is: 14,492,122.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,794,572.80 : 32,698,857.60 = 9,659,347.20 : x
  2. Step 2: Convert to fraction form
    21,794,572.80/32,698,857.60 = 9,659,347.20/x
  3. Step 3: Cross multiply
    21,794,572.80x = 32,698,857.60 × 9,659,347.20
  4. Step 4: Simplify right side
    21,794,572.80x = 315,849,618,601,758.69
  5. Step 5: Solve for x
    x = 315,849,618,601,758.69/21,794,572.80
  6. Step 6: Final answer
    x = 14,492,122.49

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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.