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Finding the Fourth Proportional to 6,559,821.32, 9,842,573.88 and 3,523,644.80

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Solution

The fourth proportional to 6,559,821.32, 9,842,573.88 and 3,523,644.80 is: 5,286,993.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,559,821.32 : 9,842,573.88 = 3,523,644.80 : x
  2. Step 2: Convert to fraction form
    6,559,821.32/9,842,573.88 = 3,523,644.80/x
  3. Step 3: Cross multiply
    6,559,821.32x = 9,842,573.88 × 3,523,644.80
  4. Step 4: Simplify right side
    6,559,821.32x = 34,681,734,270,877.82
  5. Step 5: Solve for x
    x = 34,681,734,270,877.82/6,559,821.32
  6. Step 6: Final answer
    x = 5,286,993.74

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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.