Home / 15,085,332-20,814,127.74-8,890,625.34

Finding the Fourth Proportional to 15,085,332, 20,814,127.74 and 8,890,625.34

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Solution

The fourth proportional to 15,085,332, 20,814,127.74 and 8,890,625.34 is: 12,266,923.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,085,332 : 20,814,127.74 = 8,890,625.34 : x
  2. Step 2: Convert to fraction form
    15,085,332/20,814,127.74 = 8,890,625.34/x
  3. Step 3: Cross multiply
    15,085,332x = 20,814,127.74 × 8,890,625.34
  4. Step 4: Simplify right side
    15,085,332x = 185,050,611,515,240.91
  5. Step 5: Solve for x
    x = 185,050,611,515,240.91/15,085,332
  6. Step 6: Final answer
    x = 12,266,923.36

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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.