Home / 21,403,329.20-32,051,849.70-17,151,801.20

Finding the Fourth Proportional to 21,403,329.20, 32,051,849.70 and 17,151,801.20

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Solution

The fourth proportional to 21,403,329.20, 32,051,849.70 and 17,151,801.20 is: 25,685,114.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,403,329.20 : 32,051,849.70 = 17,151,801.20 : x
  2. Step 2: Convert to fraction form
    21,403,329.20/32,051,849.70 = 17,151,801.20/x
  3. Step 3: Cross multiply
    21,403,329.20x = 32,051,849.70 × 17,151,801.20
  4. Step 4: Simplify right side
    21,403,329.20x = 549,746,954,146,679.62
  5. Step 5: Solve for x
    x = 549,746,954,146,679.62/21,403,329.20
  6. Step 6: Final answer
    x = 25,685,114.17

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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.