Home / 13,222,340.20-19,800,332.70-8,710,186.60

Finding the Fourth Proportional to 13,222,340.20, 19,800,332.70 and 8,710,186.60

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Solution

The fourth proportional to 13,222,340.20, 19,800,332.70 and 8,710,186.60 is: 13,043,424.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222,340.20 : 19,800,332.70 = 8,710,186.60 : x
  2. Step 2: Convert to fraction form
    13,222,340.20/19,800,332.70 = 8,710,186.60/x
  3. Step 3: Cross multiply
    13,222,340.20x = 19,800,332.70 × 8,710,186.60
  4. Step 4: Simplify right side
    13,222,340.20x = 172,464,592,559,081.81
  5. Step 5: Solve for x
    x = 172,464,592,559,081.81/13,222,340.20
  6. Step 6: Final answer
    x = 13,043,424.23

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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.