Home / 12,043,214.79-16,619,883.62-6,816,222.87

Finding the Fourth Proportional to 12,043,214.79, 16,619,883.62 and 6,816,222.87

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Solution

The fourth proportional to 12,043,214.79, 16,619,883.62 and 6,816,222.87 is: 9,406,527.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,043,214.79 : 16,619,883.62 = 6,816,222.87 : x
  2. Step 2: Convert to fraction form
    12,043,214.79/16,619,883.62 = 6,816,222.87/x
  3. Step 3: Cross multiply
    12,043,214.79x = 16,619,883.62 × 6,816,222.87
  4. Step 4: Simplify right side
    12,043,214.79x = 113,284,830,793,301.28
  5. Step 5: Solve for x
    x = 113,284,830,793,301.28/12,043,214.79
  6. Step 6: Final answer
    x = 9,406,527.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.