Home / 13,222,328.40-19,833,492.60-4,702,942.80

Finding the Fourth Proportional to 13,222,328.40, 19,833,492.60 and 4,702,942.80

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Solution

The fourth proportional to 13,222,328.40, 19,833,492.60 and 4,702,942.80 is: 7,054,414.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,222,328.40 : 19,833,492.60 = 4,702,942.80 : x
  2. Step 2: Convert to fraction form
    13,222,328.40/19,833,492.60 = 4,702,942.80/x
  3. Step 3: Cross multiply
    13,222,328.40x = 19,833,492.60 × 4,702,942.80
  4. Step 4: Simplify right side
    13,222,328.40x = 93,275,781,222,023.28
  5. Step 5: Solve for x
    x = 93,275,781,222,023.28/13,222,328.40
  6. Step 6: Final answer
    x = 7,054,414.20

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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.