Home / 12,223,190.59-16,867,015.72-7,066,884.29

Finding the Fourth Proportional to 12,223,190.59, 16,867,015.72 and 7,066,884.29

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Solution

The fourth proportional to 12,223,190.59, 16,867,015.72 and 7,066,884.29 is: 9,751,729.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,223,190.59 : 16,867,015.72 = 7,066,884.29 : x
  2. Step 2: Convert to fraction form
    12,223,190.59/16,867,015.72 = 7,066,884.29/x
  3. Step 3: Cross multiply
    12,223,190.59x = 16,867,015.72 × 7,066,884.29
  4. Step 4: Simplify right side
    12,223,190.59x = 119,197,248,308,848.77
  5. Step 5: Solve for x
    x = 119,197,248,308,848.77/12,223,190.59
  6. Step 6: Final answer
    x = 9,751,729.51

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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.