Home / 17,220,668.79-25,831,038.73-16,168,415.61

Finding the Fourth Proportional to 17,220,668.79, 25,831,038.73 and 16,168,415.61

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Solution

The fourth proportional to 17,220,668.79, 25,831,038.73 and 16,168,415.61 is: 24,252,656.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220,668.79 : 25,831,038.73 = 16,168,415.61 : x
  2. Step 2: Convert to fraction form
    17,220,668.79/25,831,038.73 = 16,168,415.61/x
  3. Step 3: Cross multiply
    17,220,668.79x = 25,831,038.73 × 16,168,415.61
  4. Step 4: Simplify right side
    17,220,668.79x = 417,646,969,824,646.56
  5. Step 5: Solve for x
    x = 417,646,969,824,646.56/17,220,668.79
  6. Step 6: Final answer
    x = 24,252,656.79

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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.