Home / 25,310,892.81-34,928,857.89-13,708,190.64

Finding the Fourth Proportional to 25,310,892.81, 34,928,857.89 and 13,708,190.64

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Solution

The fourth proportional to 25,310,892.81, 34,928,857.89 and 13,708,190.64 is: 18,917,208.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,310,892.81 : 34,928,857.89 = 13,708,190.64 : x
  2. Step 2: Convert to fraction form
    25,310,892.81/34,928,857.89 = 13,708,190.64/x
  3. Step 3: Cross multiply
    25,310,892.81x = 34,928,857.89 × 13,708,190.64
  4. Step 4: Simplify right side
    25,310,892.81x = 478,811,442,793,588.19
  5. Step 5: Solve for x
    x = 478,811,442,793,588.19/25,310,892.81
  6. Step 6: Final answer
    x = 18,917,208.74

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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.