Home / 8,320,415.10-12,480,622.65-4,063,314.30

Finding the Fourth Proportional to 8,320,415.10, 12,480,622.65 and 4,063,314.30

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Solution

The fourth proportional to 8,320,415.10, 12,480,622.65 and 4,063,314.30 is: 6,094,971.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,320,415.10 : 12,480,622.65 = 4,063,314.30 : x
  2. Step 2: Convert to fraction form
    8,320,415.10/12,480,622.65 = 4,063,314.30/x
  3. Step 3: Cross multiply
    8,320,415.10x = 12,480,622.65 × 4,063,314.30
  4. Step 4: Simplify right side
    8,320,415.10x = 50,712,692,486,648.89
  5. Step 5: Solve for x
    x = 50,712,692,486,648.89/8,320,415.10
  6. Step 6: Final answer
    x = 6,094,971.45

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Double scale
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Similar ratio
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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.