Home / 9,691,627.20-14,537,440.80-7,424,145.60

Finding the Fourth Proportional to 9,691,627.20, 14,537,440.80 and 7,424,145.60

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Solution

The fourth proportional to 9,691,627.20, 14,537,440.80 and 7,424,145.60 is: 11,136,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,691,627.20 : 14,537,440.80 = 7,424,145.60 : x
  2. Step 2: Convert to fraction form
    9,691,627.20/14,537,440.80 = 7,424,145.60/x
  3. Step 3: Cross multiply
    9,691,627.20x = 14,537,440.80 × 7,424,145.60
  4. Step 4: Simplify right side
    9,691,627.20x = 107,928,077,150,580.48
  5. Step 5: Solve for x
    x = 107,928,077,150,580.48/9,691,627.20
  6. Step 6: Final answer
    x = 11,136,218.40

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1.5x scale

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.