Home / 22,455,234.67-30,980,612.40-18,318,114.10

Finding the Fourth Proportional to 22,455,234.67, 30,980,612.40 and 18,318,114.10

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Solution

The fourth proportional to 22,455,234.67, 30,980,612.40 and 18,318,114.10 is: 25,272,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455,234.67 : 30,980,612.40 = 18,318,114.10 : x
  2. Step 2: Convert to fraction form
    22,455,234.67/30,980,612.40 = 18,318,114.10/x
  3. Step 3: Cross multiply
    22,455,234.67x = 30,980,612.40 × 18,318,114.10
  4. Step 4: Simplify right side
    22,455,234.67x = 567,506,392,831,074.88
  5. Step 5: Solve for x
    x = 567,506,392,831,074.88/22,455,234.67
  6. Step 6: Final answer
    x = 25,272,788.34

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.