Home / 35,239,234.80-52,858,852.20-12,522,428.40

Finding the Fourth Proportional to 35,239,234.80, 52,858,852.20 and 12,522,428.40

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Solution

The fourth proportional to 35,239,234.80, 52,858,852.20 and 12,522,428.40 is: 18,783,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,239,234.80 : 52,858,852.20 = 12,522,428.40 : x
  2. Step 2: Convert to fraction form
    35,239,234.80/52,858,852.20 = 12,522,428.40/x
  3. Step 3: Cross multiply
    35,239,234.80x = 52,858,852.20 × 12,522,428.40
  4. Step 4: Simplify right side
    35,239,234.80x = 661,921,191,980,682.50
  5. Step 5: Solve for x
    x = 661,921,191,980,682.50/35,239,234.80
  6. Step 6: Final answer
    x = 18,783,642.60

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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.