Home / 15,750,475.06-21,735,670.24-8,507,131.06

Finding the Fourth Proportional to 15,750,475.06, 21,735,670.24 and 8,507,131.06

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Solution

The fourth proportional to 15,750,475.06, 21,735,670.24 and 8,507,131.06 is: 11,739,848.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,750,475.06 : 21,735,670.24 = 8,507,131.06 : x
  2. Step 2: Convert to fraction form
    15,750,475.06/21,735,670.24 = 8,507,131.06/x
  3. Step 3: Cross multiply
    15,750,475.06x = 21,735,670.24 × 8,507,131.06
  4. Step 4: Simplify right side
    15,750,475.06x = 184,908,195,408,621.66
  5. Step 5: Solve for x
    x = 184,908,195,408,621.66/15,750,475.06
  6. Step 6: Final answer
    x = 11,739,848.78

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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.