Home / 14,985,658.28-20,677,997.37-8,788,365.26

Finding the Fourth Proportional to 14,985,658.28, 20,677,997.37 and 8,788,365.26

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Solution

The fourth proportional to 14,985,658.28, 20,677,997.37 and 8,788,365.26 is: 12,126,647.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985,658.28 : 20,677,997.37 = 8,788,365.26 : x
  2. Step 2: Convert to fraction form
    14,985,658.28/20,677,997.37 = 8,788,365.26/x
  3. Step 3: Cross multiply
    14,985,658.28x = 20,677,997.37 × 8,788,365.26
  4. Step 4: Simplify right side
    14,985,658.28x = 181,725,793,748,710.56
  5. Step 5: Solve for x
    x = 181,725,793,748,710.56/14,985,658.28
  6. Step 6: Final answer
    x = 12,126,647.38

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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.