Home / 7,345,605.60-11,018,408.40-4,359,621.60

Finding the Fourth Proportional to 7,345,605.60, 11,018,408.40 and 4,359,621.60

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Solution

The fourth proportional to 7,345,605.60, 11,018,408.40 and 4,359,621.60 is: 6,539,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,345,605.60 : 11,018,408.40 = 4,359,621.60 : x
  2. Step 2: Convert to fraction form
    7,345,605.60/11,018,408.40 = 4,359,621.60/x
  3. Step 3: Cross multiply
    7,345,605.60x = 11,018,408.40 × 4,359,621.60
  4. Step 4: Simplify right side
    7,345,605.60x = 48,036,091,258,261.44
  5. Step 5: Solve for x
    x = 48,036,091,258,261.44/7,345,605.60
  6. Step 6: Final answer
    x = 6,539,432.40

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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.