Home / 36,406,166.40-54,538,390.80-21,986,400.60

Finding the Fourth Proportional to 36,406,166.40, 54,538,390.80 and 21,986,400.60

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Solution

The fourth proportional to 36,406,166.40, 54,538,390.80 and 21,986,400.60 is: 32,936,807.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406,166.40 : 54,538,390.80 = 21,986,400.60 : x
  2. Step 2: Convert to fraction form
    36,406,166.40/54,538,390.80 = 21,986,400.60/x
  3. Step 3: Cross multiply
    36,406,166.40x = 54,538,390.80 × 21,986,400.60
  4. Step 4: Simplify right side
    36,406,166.40x = 1,199,102,908,208,154.50
  5. Step 5: Solve for x
    x = 1,199,102,908,208,154.50/36,406,166.40
  6. Step 6: Final answer
    x = 32,936,807.88

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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.