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Finding the Fourth Proportional to 6,644,384.60, 9,308,437 and 6,644,384.60

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Solution

The fourth proportional to 6,644,384.60, 9,308,437 and 6,644,384.60 is: 9,308,437

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,384.60 : 9,308,437 = 6,644,384.60 : x
  2. Step 2: Convert to fraction form
    6,644,384.60/9,308,437 = 6,644,384.60/x
  3. Step 3: Cross multiply
    6,644,384.60x = 9,308,437 × 6,644,384.60
  4. Step 4: Simplify right side
    6,644,384.60x = 61,848,835,452,870.20
  5. Step 5: Solve for x
    x = 61,848,835,452,870.20/6,644,384.60
  6. Step 6: Final answer
    x = 9,308,437

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.