Home / 6,651,677.60-9,980,140.80-2,607,477.20

Finding the Fourth Proportional to 6,651,677.60, 9,980,140.80 and 2,607,477.20

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Solution

The fourth proportional to 6,651,677.60, 9,980,140.80 and 2,607,477.20 is: 3,912,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651,677.60 : 9,980,140.80 = 2,607,477.20 : x
  2. Step 2: Convert to fraction form
    6,651,677.60/9,980,140.80 = 2,607,477.20/x
  3. Step 3: Cross multiply
    6,651,677.60x = 9,980,140.80 × 2,607,477.20
  4. Step 4: Simplify right side
    6,651,677.60x = 26,022,989,588,789.77
  5. Step 5: Solve for x
    x = 26,022,989,588,789.77/6,651,677.60
  6. Step 6: Final answer
    x = 3,912,244.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.