Home / 13,492,246.16-18,619,293.48-7,380,673.04

Finding the Fourth Proportional to 13,492,246.16, 18,619,293.48 and 7,380,673.04

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Solution

The fourth proportional to 13,492,246.16, 18,619,293.48 and 7,380,673.04 is: 10,185,325.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,492,246.16 : 18,619,293.48 = 7,380,673.04 : x
  2. Step 2: Convert to fraction form
    13,492,246.16/18,619,293.48 = 7,380,673.04/x
  3. Step 3: Cross multiply
    13,492,246.16x = 18,619,293.48 × 7,380,673.04
  4. Step 4: Simplify right side
    13,492,246.16x = 137,422,917,411,683.78
  5. Step 5: Solve for x
    x = 137,422,917,411,683.78/13,492,246.16
  6. Step 6: Final answer
    x = 10,185,325.39

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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.