Home / 21,582,622.53-32,315,921.69-16,440,557.22

Finding the Fourth Proportional to 21,582,622.53, 32,315,921.69 and 16,440,557.22

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Solution

The fourth proportional to 21,582,622.53, 32,315,921.69 and 16,440,557.22 is: 24,616,645.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,582,622.53 : 32,315,921.69 = 16,440,557.22 : x
  2. Step 2: Convert to fraction form
    21,582,622.53/32,315,921.69 = 16,440,557.22/x
  3. Step 3: Cross multiply
    21,582,622.53x = 32,315,921.69 × 16,440,557.22
  4. Step 4: Simplify right side
    21,582,622.53x = 531,291,759,579,281.31
  5. Step 5: Solve for x
    x = 531,291,759,579,281.31/21,582,622.53
  6. Step 6: Final answer
    x = 24,616,645.12

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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.