Home / 6,662,647.87-9,194,457.16-3,606,862.12

Finding the Fourth Proportional to 6,662,647.87, 9,194,457.16 and 3,606,862.12

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Solution

The fourth proportional to 6,662,647.87, 9,194,457.16 and 3,606,862.12 is: 4,977,471.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,662,647.87 : 9,194,457.16 = 3,606,862.12 : x
  2. Step 2: Convert to fraction form
    6,662,647.87/9,194,457.16 = 3,606,862.12/x
  3. Step 3: Cross multiply
    6,662,647.87x = 9,194,457.16 × 3,606,862.12
  4. Step 4: Simplify right side
    6,662,647.87x = 33,163,139,235,349.63
  5. Step 5: Solve for x
    x = 33,163,139,235,349.63/6,662,647.87
  6. Step 6: Final answer
    x = 4,977,471.40

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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.