Home / 7,022,121.69-10,533,182.52-1,973,432.19

Finding the Fourth Proportional to 7,022,121.69, 10,533,182.52 and 1,973,432.19

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Solution

The fourth proportional to 7,022,121.69, 10,533,182.52 and 1,973,432.19 is: 2,960,148.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022,121.69 : 10,533,182.52 = 1,973,432.19 : x
  2. Step 2: Convert to fraction form
    7,022,121.69/10,533,182.52 = 1,973,432.19/x
  3. Step 3: Cross multiply
    7,022,121.69x = 10,533,182.52 × 1,973,432.19
  4. Step 4: Simplify right side
    7,022,121.69x = 20,786,521,495,013.12
  5. Step 5: Solve for x
    x = 20,786,521,495,013.12/7,022,121.69
  6. Step 6: Final answer
    x = 2,960,148.29

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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.