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Finding the Fourth Proportional to 6,773,505.60, 9,347,442.60 and 3,676,028.13

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Solution

The fourth proportional to 6,773,505.60, 9,347,442.60 and 3,676,028.13 is: 5,072,921.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,773,505.60 : 9,347,442.60 = 3,676,028.13 : x
  2. Step 2: Convert to fraction form
    6,773,505.60/9,347,442.60 = 3,676,028.13/x
  3. Step 3: Cross multiply
    6,773,505.60x = 9,347,442.60 × 3,676,028.13
  4. Step 4: Simplify right side
    6,773,505.60x = 34,361,461,941,160.34
  5. Step 5: Solve for x
    x = 34,361,461,941,160.34/6,773,505.60
  6. Step 6: Final answer
    x = 5,072,921.46

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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.