Home / 9,180,627.47-13,770,443.09-2,790,381.60

Finding the Fourth Proportional to 9,180,627.47, 13,770,443.09 and 2,790,381.60

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Solution

The fourth proportional to 9,180,627.47, 13,770,443.09 and 2,790,381.60 is: 4,185,421.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,180,627.47 : 13,770,443.09 = 2,790,381.60 : x
  2. Step 2: Convert to fraction form
    9,180,627.47/13,770,443.09 = 2,790,381.60/x
  3. Step 3: Cross multiply
    9,180,627.47x = 13,770,443.09 × 2,790,381.60
  4. Step 4: Simplify right side
    9,180,627.47x = 38,424,791,008,231.24
  5. Step 5: Solve for x
    x = 38,424,791,008,231.24/9,180,627.47
  6. Step 6: Final answer
    x = 4,185,421.00

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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.