Home / 7,030,124.69-9,701,114.11-3,932,111.61

Finding the Fourth Proportional to 7,030,124.69, 9,701,114.11 and 3,932,111.61

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Solution

The fourth proportional to 7,030,124.69, 9,701,114.11 and 3,932,111.61 is: 5,426,057.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030,124.69 : 9,701,114.11 = 3,932,111.61 : x
  2. Step 2: Convert to fraction form
    7,030,124.69/9,701,114.11 = 3,932,111.61/x
  3. Step 3: Cross multiply
    7,030,124.69x = 9,701,114.11 × 3,932,111.61
  4. Step 4: Simplify right side
    7,030,124.69x = 38,145,863,412,035.54
  5. Step 5: Solve for x
    x = 38,145,863,412,035.54/7,030,124.69
  6. Step 6: Final answer
    x = 5,426,057.88

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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.