Home / 6,462,578.31-8,918,313.40-3,561,970.74

Finding the Fourth Proportional to 6,462,578.31, 8,918,313.40 and 3,561,970.74

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Solution

The fourth proportional to 6,462,578.31, 8,918,313.40 and 3,561,970.74 is: 4,915,495.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,462,578.31 : 8,918,313.40 = 3,561,970.74 : x
  2. Step 2: Convert to fraction form
    6,462,578.31/8,918,313.40 = 3,561,970.74/x
  3. Step 3: Cross multiply
    6,462,578.31x = 8,918,313.40 × 3,561,970.74
  4. Step 4: Simplify right side
    6,462,578.31x = 31,766,771,380,949.92
  5. Step 5: Solve for x
    x = 31,766,771,380,949.92/6,462,578.31
  6. Step 6: Final answer
    x = 4,915,495.00

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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.