Home / 12,854,742.36-19,282,222.62-3,270,129

Finding the Fourth Proportional to 12,854,742.36, 19,282,222.62 and 3,270,129

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Solution

The fourth proportional to 12,854,742.36, 19,282,222.62 and 3,270,129 is: 4,905,221.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,854,742.36 : 19,282,222.62 = 3,270,129 : x
  2. Step 2: Convert to fraction form
    12,854,742.36/19,282,222.62 = 3,270,129/x
  3. Step 3: Cross multiply
    12,854,742.36x = 19,282,222.62 × 3,270,129
  4. Step 4: Simplify right side
    12,854,742.36x = 63,055,355,374,117.98
  5. Step 5: Solve for x
    x = 63,055,355,374,117.98/12,854,742.36
  6. Step 6: Final answer
    x = 4,905,221.25

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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.