Home / 7,711,833.63-10,641,920.76-4,448,454.21

Finding the Fourth Proportional to 7,711,833.63, 10,641,920.76 and 4,448,454.21

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Solution

The fourth proportional to 7,711,833.63, 10,641,920.76 and 4,448,454.21 is: 6,138,630.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,833.63 : 10,641,920.76 = 4,448,454.21 : x
  2. Step 2: Convert to fraction form
    7,711,833.63/10,641,920.76 = 4,448,454.21/x
  3. Step 3: Cross multiply
    7,711,833.63x = 10,641,920.76 × 4,448,454.21
  4. Step 4: Simplify right side
    7,711,833.63x = 47,340,097,207,308.40
  5. Step 5: Solve for x
    x = 47,340,097,207,308.40/7,711,833.63
  6. Step 6: Final answer
    x = 6,138,630.51

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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.