Home / 16,841,906.89-23,240,087.94-12,433,978.30

Finding the Fourth Proportional to 16,841,906.89, 23,240,087.94 and 12,433,978.30

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Solution

The fourth proportional to 16,841,906.89, 23,240,087.94 and 12,433,978.30 is: 17,157,602.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841,906.89 : 23,240,087.94 = 12,433,978.30 : x
  2. Step 2: Convert to fraction form
    16,841,906.89/23,240,087.94 = 12,433,978.30/x
  3. Step 3: Cross multiply
    16,841,906.89x = 23,240,087.94 × 12,433,978.30
  4. Step 4: Simplify right side
    16,841,906.89x = 288,966,749,136,051.75
  5. Step 5: Solve for x
    x = 288,966,749,136,051.75/16,841,906.89
  6. Step 6: Final answer
    x = 17,157,602.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.