Home / 4,677,666.78-6,455,180.52-2,531,490.78

Finding the Fourth Proportional to 4,677,666.78, 6,455,180.52 and 2,531,490.78

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Solution

The fourth proportional to 4,677,666.78, 6,455,180.52 and 2,531,490.78 is: 3,493,457.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677,666.78 : 6,455,180.52 = 2,531,490.78 : x
  2. Step 2: Convert to fraction form
    4,677,666.78/6,455,180.52 = 2,531,490.78/x
  3. Step 3: Cross multiply
    4,677,666.78x = 6,455,180.52 × 2,531,490.78
  4. Step 4: Simplify right side
    4,677,666.78x = 16,341,229,969,615.60
  5. Step 5: Solve for x
    x = 16,341,229,969,615.60/4,677,666.78
  6. Step 6: Final answer
    x = 3,493,457.47

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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.