Home / 55,103,191.45-82,654,957.15-13,604,072.45

Finding the Fourth Proportional to 55,103,191.45, 82,654,957.15 and 13,604,072.45

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Solution

The fourth proportional to 55,103,191.45, 82,654,957.15 and 13,604,072.45 is: 20,406,150.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,103,191.45 : 82,654,957.15 = 13,604,072.45 : x
  2. Step 2: Convert to fraction form
    55,103,191.45/82,654,957.15 = 13,604,072.45/x
  3. Step 3: Cross multiply
    55,103,191.45x = 82,654,957.15 × 13,604,072.45
  4. Step 4: Simplify right side
    55,103,191.45x = 1,124,444,025,420,245.50
  5. Step 5: Solve for x
    x = 1,124,444,025,420,245.50/55,103,191.45
  6. Step 6: Final answer
    x = 20,406,150.64

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Double scale
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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.