Home / 10,867,345.40-16,302,986.40-5,462,393.60

Finding the Fourth Proportional to 10,867,345.40, 16,302,986.40 and 5,462,393.60

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Solution

The fourth proportional to 10,867,345.40, 16,302,986.40 and 5,462,393.60 is: 8,194,579.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,867,345.40 : 16,302,986.40 = 5,462,393.60 : x
  2. Step 2: Convert to fraction form
    10,867,345.40/16,302,986.40 = 5,462,393.60/x
  3. Step 3: Cross multiply
    10,867,345.40x = 16,302,986.40 × 5,462,393.60
  4. Step 4: Simplify right side
    10,867,345.40x = 89,053,328,572,247.03
  5. Step 5: Solve for x
    x = 89,053,328,572,247.03/10,867,345.40
  6. Step 6: Final answer
    x = 8,194,579.75

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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.