Home / 13,368,149.28-18,448,030.08-7,256,577.96

Finding the Fourth Proportional to 13,368,149.28, 18,448,030.08 and 7,256,577.96

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Solution

The fourth proportional to 13,368,149.28, 18,448,030.08 and 7,256,577.96 is: 10,014,068.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,368,149.28 : 18,448,030.08 = 7,256,577.96 : x
  2. Step 2: Convert to fraction form
    13,368,149.28/18,448,030.08 = 7,256,577.96/x
  3. Step 3: Cross multiply
    13,368,149.28x = 18,448,030.08 × 7,256,577.96
  4. Step 4: Simplify right side
    13,368,149.28x = 133,869,568,483,945.02
  5. Step 5: Solve for x
    x = 133,869,568,483,945.02/13,368,149.28
  6. Step 6: Final answer
    x = 10,014,068.94

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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.