Home / 7,385,986.87-10,190,866.80-4,329,610.63

Finding the Fourth Proportional to 7,385,986.87, 10,190,866.80 and 4,329,610.63

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Solution

The fourth proportional to 7,385,986.87, 10,190,866.80 and 4,329,610.63 is: 5,973,810.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,986.87 : 10,190,866.80 = 4,329,610.63 : x
  2. Step 2: Convert to fraction form
    7,385,986.87/10,190,866.80 = 4,329,610.63/x
  3. Step 3: Cross multiply
    7,385,986.87x = 10,190,866.80 × 4,329,610.63
  4. Step 4: Simplify right side
    7,385,986.87x = 44,122,485,237,747.66
  5. Step 5: Solve for x
    x = 44,122,485,237,747.66/7,385,986.87
  6. Step 6: Final answer
    x = 5,973,810.41

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1.5x scale

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.