Home / 36,702,045.80-54,977,382.30-21,509,930.60

Finding the Fourth Proportional to 36,702,045.80, 54,977,382.30 and 21,509,930.60

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Solution

The fourth proportional to 36,702,045.80, 54,977,382.30 and 21,509,930.60 is: 32,220,538.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,702,045.80 : 54,977,382.30 = 21,509,930.60 : x
  2. Step 2: Convert to fraction form
    36,702,045.80/54,977,382.30 = 21,509,930.60/x
  3. Step 3: Cross multiply
    36,702,045.80x = 54,977,382.30 × 21,509,930.60
  4. Step 4: Simplify right side
    36,702,045.80x = 1,182,559,677,842,668.50
  5. Step 5: Solve for x
    x = 1,182,559,677,842,668.50/36,702,045.80
  6. Step 6: Final answer
    x = 32,220,538.45

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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.