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Finding the Fourth Proportional to 10,924,940.80, 15,266,573.60 and 10,924,940.80

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Solution

The fourth proportional to 10,924,940.80, 15,266,573.60 and 10,924,940.80 is: 15,266,573.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,924,940.80 : 15,266,573.60 = 10,924,940.80 : x
  2. Step 2: Convert to fraction form
    10,924,940.80/15,266,573.60 = 10,924,940.80/x
  3. Step 3: Cross multiply
    10,924,940.80x = 15,266,573.60 × 10,924,940.80
  4. Step 4: Simplify right side
    10,924,940.80x = 166,786,412,798,842.88
  5. Step 5: Solve for x
    x = 166,786,412,798,842.88/10,924,940.80
  6. Step 6: Final answer
    x = 15,266,573.60

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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.