Home / 14,258,534.40-21,387,801.60-8,589,830.40

Finding the Fourth Proportional to 14,258,534.40, 21,387,801.60 and 8,589,830.40

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Solution

The fourth proportional to 14,258,534.40, 21,387,801.60 and 8,589,830.40 is: 12,884,745.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,534.40 : 21,387,801.60 = 8,589,830.40 : x
  2. Step 2: Convert to fraction form
    14,258,534.40/21,387,801.60 = 8,589,830.40/x
  3. Step 3: Cross multiply
    14,258,534.40x = 21,387,801.60 × 8,589,830.40
  4. Step 4: Simplify right side
    14,258,534.40x = 183,717,588,372,848.66
  5. Step 5: Solve for x
    x = 183,717,588,372,848.66/14,258,534.40
  6. Step 6: Final answer
    x = 12,884,745.60

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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.