Home / 10,080,457.40-15,111,009.30-3,345,404.60

Finding the Fourth Proportional to 10,080,457.40, 15,111,009.30 and 3,345,404.60

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Solution

The fourth proportional to 10,080,457.40, 15,111,009.30 and 3,345,404.60 is: 5,014,895.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,080,457.40 : 15,111,009.30 = 3,345,404.60 : x
  2. Step 2: Convert to fraction form
    10,080,457.40/15,111,009.30 = 3,345,404.60/x
  3. Step 3: Cross multiply
    10,080,457.40x = 15,111,009.30 × 3,345,404.60
  4. Step 4: Simplify right side
    10,080,457.40x = 50,552,440,022,862.78
  5. Step 5: Solve for x
    x = 50,552,440,022,862.78/10,080,457.40
  6. Step 6: Final answer
    x = 5,014,895.46

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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.