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Finding the Fourth Proportional to 7,351,510.70, 11,027,266.05 and 7,020,836.30

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Solution

The fourth proportional to 7,351,510.70, 11,027,266.05 and 7,020,836.30 is: 10,531,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,510.70 : 11,027,266.05 = 7,020,836.30 : x
  2. Step 2: Convert to fraction form
    7,351,510.70/11,027,266.05 = 7,020,836.30/x
  3. Step 3: Cross multiply
    7,351,510.70x = 11,027,266.05 × 7,020,836.30
  4. Step 4: Simplify right side
    7,351,510.70x = 77,420,629,773,597.62
  5. Step 5: Solve for x
    x = 77,420,629,773,597.62/7,351,510.70
  6. Step 6: Final answer
    x = 10,531,254.45

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Double scale
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Similar ratio
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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.