Home / 7,842,839.61-10,822,884.41-4,358,167.64

Finding the Fourth Proportional to 7,842,839.61, 10,822,884.41 and 4,358,167.64

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Solution

The fourth proportional to 7,842,839.61, 10,822,884.41 and 4,358,167.64 is: 6,014,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,842,839.61 : 10,822,884.41 = 4,358,167.64 : x
  2. Step 2: Convert to fraction form
    7,842,839.61/10,822,884.41 = 4,358,167.64/x
  3. Step 3: Cross multiply
    7,842,839.61x = 10,822,884.41 × 4,358,167.64
  4. Step 4: Simplify right side
    7,842,839.61x = 47,167,944,531,217.23
  5. Step 5: Solve for x
    x = 47,167,944,531,217.23/7,842,839.61
  6. Step 6: Final answer
    x = 6,014,141.16

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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.