Home / 9,137,714.10-13,706,571.15-8,615,166.90

Finding the Fourth Proportional to 9,137,714.10, 13,706,571.15 and 8,615,166.90

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Solution

The fourth proportional to 9,137,714.10, 13,706,571.15 and 8,615,166.90 is: 12,922,750.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137,714.10 : 13,706,571.15 = 8,615,166.90 : x
  2. Step 2: Convert to fraction form
    9,137,714.10/13,706,571.15 = 8,615,166.90/x
  3. Step 3: Cross multiply
    9,137,714.10x = 13,706,571.15 × 8,615,166.90
  4. Step 4: Simplify right side
    9,137,714.10x = 118,084,398,083,974.94
  5. Step 5: Solve for x
    x = 118,084,398,083,974.94/9,137,714.10
  6. Step 6: Final answer
    x = 12,922,750.35

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Double scale
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Similar ratio
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1.5x scale

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.