Home / 9,169,272.40-13,753,908.60-8,476,430.80

Finding the Fourth Proportional to 9,169,272.40, 13,753,908.60 and 8,476,430.80

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Solution

The fourth proportional to 9,169,272.40, 13,753,908.60 and 8,476,430.80 is: 12,714,646.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,169,272.40 : 13,753,908.60 = 8,476,430.80 : x
  2. Step 2: Convert to fraction form
    9,169,272.40/13,753,908.60 = 8,476,430.80/x
  3. Step 3: Cross multiply
    9,169,272.40x = 13,753,908.60 × 8,476,430.80
  4. Step 4: Simplify right side
    9,169,272.40x = 116,584,054,477,424.89
  5. Step 5: Solve for x
    x = 116,584,054,477,424.89/9,169,272.40
  6. Step 6: Final answer
    x = 12,714,646.20

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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.