Home / 9,542,144.03-13,168,216.02-5,191,261.47

Finding the Fourth Proportional to 9,542,144.03, 13,168,216.02 and 5,191,261.47

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Solution

The fourth proportional to 9,542,144.03, 13,168,216.02 and 5,191,261.47 is: 7,163,971.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,542,144.03 : 13,168,216.02 = 5,191,261.47 : x
  2. Step 2: Convert to fraction form
    9,542,144.03/13,168,216.02 = 5,191,261.47/x
  3. Step 3: Cross multiply
    9,542,144.03x = 13,168,216.02 × 5,191,261.47
  4. Step 4: Simplify right side
    9,542,144.03x = 68,359,652,453,262.74
  5. Step 5: Solve for x
    x = 68,359,652,453,262.74/9,542,144.03
  6. Step 6: Final answer
    x = 7,163,971.98

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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.