Home / 10,729,214.47-14,806,705.32-6,146,421.58

Finding the Fourth Proportional to 10,729,214.47, 14,806,705.32 and 6,146,421.58

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Solution

The fourth proportional to 10,729,214.47, 14,806,705.32 and 6,146,421.58 is: 8,482,284.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,729,214.47 : 14,806,705.32 = 6,146,421.58 : x
  2. Step 2: Convert to fraction form
    10,729,214.47/14,806,705.32 = 6,146,421.58/x
  3. Step 3: Cross multiply
    10,729,214.47x = 14,806,705.32 × 6,146,421.58
  4. Step 4: Simplify right side
    10,729,214.47x = 91,008,253,085,898.09
  5. Step 5: Solve for x
    x = 91,008,253,085,898.09/10,729,214.47
  6. Step 6: Final answer
    x = 8,482,284.83

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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.