Home / 8,507,108.10-12,760,662.15-7,444,226.10

Finding the Fourth Proportional to 8,507,108.10, 12,760,662.15 and 7,444,226.10

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Solution

The fourth proportional to 8,507,108.10, 12,760,662.15 and 7,444,226.10 is: 11,166,339.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,108.10 : 12,760,662.15 = 7,444,226.10 : x
  2. Step 2: Convert to fraction form
    8,507,108.10/12,760,662.15 = 7,444,226.10/x
  3. Step 3: Cross multiply
    8,507,108.10x = 12,760,662.15 × 7,444,226.10
  4. Step 4: Simplify right side
    8,507,108.10x = 94,993,254,230,312.11
  5. Step 5: Solve for x
    x = 94,993,254,230,312.11/8,507,108.10
  6. Step 6: Final answer
    x = 11,166,339.15

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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.