Home / 37,699,907.18-52,026,080.55-21,180,728.30

Finding the Fourth Proportional to 37,699,907.18, 52,026,080.55 and 21,180,728.30

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Solution

The fourth proportional to 37,699,907.18, 52,026,080.55 and 21,180,728.30 is: 29,229,522.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,699,907.18 : 52,026,080.55 = 21,180,728.30 : x
  2. Step 2: Convert to fraction form
    37,699,907.18/52,026,080.55 = 21,180,728.30/x
  3. Step 3: Cross multiply
    37,699,907.18x = 52,026,080.55 × 21,180,728.30
  4. Step 4: Simplify right side
    37,699,907.18x = 1,101,950,276,643,464.50
  5. Step 5: Solve for x
    x = 1,101,950,276,643,464.50/37,699,907.18
  6. Step 6: Final answer
    x = 29,229,522.27

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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.