Home / 13,746,424.80-20,619,442.80-4,646,582.40

Finding the Fourth Proportional to 13,746,424.80, 20,619,442.80 and 4,646,582.40

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Solution

The fourth proportional to 13,746,424.80, 20,619,442.80 and 4,646,582.40 is: 6,969,807.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,746,424.80 : 20,619,442.80 = 4,646,582.40 : x
  2. Step 2: Convert to fraction form
    13,746,424.80/20,619,442.80 = 4,646,582.40/x
  3. Step 3: Cross multiply
    13,746,424.80x = 20,619,442.80 × 4,646,582.40
  4. Step 4: Simplify right side
    13,746,424.80x = 95,809,940,012,286.73
  5. Step 5: Solve for x
    x = 95,809,940,012,286.73/13,746,424.80
  6. Step 6: Final answer
    x = 6,969,807.89

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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.