Home / 37,051,506.90-51,131,384.15-20,531,907.34

Finding the Fourth Proportional to 37,051,506.90, 51,131,384.15 and 20,531,907.34

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Solution

The fourth proportional to 37,051,506.90, 51,131,384.15 and 20,531,907.34 is: 28,334,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,051,506.90 : 51,131,384.15 = 20,531,907.34 : x
  2. Step 2: Convert to fraction form
    37,051,506.90/51,131,384.15 = 20,531,907.34/x
  3. Step 3: Cross multiply
    37,051,506.90x = 51,131,384.15 × 20,531,907.34
  4. Step 4: Simplify right side
    37,051,506.90x = 1,049,824,841,431,085.12
  5. Step 5: Solve for x
    x = 1,049,824,841,431,085.12/37,051,506.90
  6. Step 6: Final answer
    x = 28,334,200.93

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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.