Home / 7,711,837.63-10,641,926.28-4,448,458.21

Finding the Fourth Proportional to 7,711,837.63, 10,641,926.28 and 4,448,458.21

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Solution

The fourth proportional to 7,711,837.63, 10,641,926.28 and 4,448,458.21 is: 6,138,636.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,711,837.63 : 10,641,926.28 = 4,448,458.21 : x
  2. Step 2: Convert to fraction form
    7,711,837.63/10,641,926.28 = 4,448,458.21/x
  3. Step 3: Cross multiply
    7,711,837.63x = 10,641,926.28 × 4,448,458.21
  4. Step 4: Simplify right side
    7,711,837.63x = 47,340,164,330,480.76
  5. Step 5: Solve for x
    x = 47,340,164,330,480.76/7,711,837.63
  6. Step 6: Final answer
    x = 6,138,636.03

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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.