Home / 13,816,582.80-20,724,679.80-6,243,536.40

Finding the Fourth Proportional to 13,816,582.80, 20,724,679.80 and 6,243,536.40

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Solution

The fourth proportional to 13,816,582.80, 20,724,679.80 and 6,243,536.40 is: 9,365,216.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,816,582.80 : 20,724,679.80 = 6,243,536.40 : x
  2. Step 2: Convert to fraction form
    13,816,582.80/20,724,679.80 = 6,243,536.40/x
  3. Step 3: Cross multiply
    13,816,582.80x = 20,724,679.80 × 6,243,536.40
  4. Step 4: Simplify right side
    13,816,582.80x = 129,395,292,709,644.73
  5. Step 5: Solve for x
    x = 129,395,292,709,644.73/13,816,582.80
  6. Step 6: Final answer
    x = 9,365,216.75

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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.