Home / 18,574,903.38-27,864,570.93-8,983,389.78

Finding the Fourth Proportional to 18,574,903.38, 27,864,570.93 and 8,983,389.78

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Solution

The fourth proportional to 18,574,903.38, 27,864,570.93 and 8,983,389.78 is: 13,476,156.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,903.38 : 27,864,570.93 = 8,983,389.78 : x
  2. Step 2: Convert to fraction form
    18,574,903.38/27,864,570.93 = 8,983,389.78/x
  3. Step 3: Cross multiply
    18,574,903.38x = 27,864,570.93 × 8,983,389.78
  4. Step 4: Simplify right side
    18,574,903.38x = 250,318,301,716,647.06
  5. Step 5: Solve for x
    x = 250,318,301,716,647.06/18,574,903.38
  6. Step 6: Final answer
    x = 13,476,156.33

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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.