Home / 7,043,419.78-10,565,129.67-4,535,020.42

Finding the Fourth Proportional to 7,043,419.78, 10,565,129.67 and 4,535,020.42

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Solution

The fourth proportional to 7,043,419.78, 10,565,129.67 and 4,535,020.42 is: 6,802,530.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,043,419.78 : 10,565,129.67 = 4,535,020.42 : x
  2. Step 2: Convert to fraction form
    7,043,419.78/10,565,129.67 = 4,535,020.42/x
  3. Step 3: Cross multiply
    7,043,419.78x = 10,565,129.67 × 4,535,020.42
  4. Step 4: Simplify right side
    7,043,419.78x = 47,913,078,793,397.86
  5. Step 5: Solve for x
    x = 47,913,078,793,397.86/7,043,419.78
  6. Step 6: Final answer
    x = 6,802,530.63

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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.