Home / 7,019,788.66-10,530,325.59-1,971,065.14

Finding the Fourth Proportional to 7,019,788.66, 10,530,325.59 and 1,971,065.14

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Solution

The fourth proportional to 7,019,788.66, 10,530,325.59 and 1,971,065.14 is: 2,956,778.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,788.66 : 10,530,325.59 = 1,971,065.14 : x
  2. Step 2: Convert to fraction form
    7,019,788.66/10,530,325.59 = 1,971,065.14/x
  3. Step 3: Cross multiply
    7,019,788.66x = 10,530,325.59 × 1,971,065.14
  4. Step 4: Simplify right side
    7,019,788.66x = 20,755,957,683,298.93
  5. Step 5: Solve for x
    x = 20,755,957,683,298.93/7,019,788.66
  6. Step 6: Final answer
    x = 2,956,778.14

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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.