Home / 12,771,697.24-19,147,373.70-7,374,225.16

Finding the Fourth Proportional to 12,771,697.24, 19,147,373.70 and 7,374,225.16

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Solution

The fourth proportional to 12,771,697.24, 19,147,373.70 and 7,374,225.16 is: 11,055,464.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,697.24 : 19,147,373.70 = 7,374,225.16 : x
  2. Step 2: Convert to fraction form
    12,771,697.24/19,147,373.70 = 7,374,225.16/x
  3. Step 3: Cross multiply
    12,771,697.24x = 19,147,373.70 × 7,374,225.16
  4. Step 4: Simplify right side
    12,771,697.24x = 141,197,044,886,462.28
  5. Step 5: Solve for x
    x = 141,197,044,886,462.28/12,771,697.24
  6. Step 6: Final answer
    x = 11,055,464.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.