Home / 10,530,666.40-15,795,999.60-4,861,962.40

Finding the Fourth Proportional to 10,530,666.40, 15,795,999.60 and 4,861,962.40

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Solution

The fourth proportional to 10,530,666.40, 15,795,999.60 and 4,861,962.40 is: 7,292,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530,666.40 : 15,795,999.60 = 4,861,962.40 : x
  2. Step 2: Convert to fraction form
    10,530,666.40/15,795,999.60 = 4,861,962.40/x
  3. Step 3: Cross multiply
    10,530,666.40x = 15,795,999.60 × 4,861,962.40
  4. Step 4: Simplify right side
    10,530,666.40x = 76,799,556,125,615.05
  5. Step 5: Solve for x
    x = 76,799,556,125,615.05/10,530,666.40
  6. Step 6: Final answer
    x = 7,292,943.60

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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.