Home / 9,716,939.80-14,575,409.70-8,987,032.60

Finding the Fourth Proportional to 9,716,939.80, 14,575,409.70 and 8,987,032.60

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Solution

The fourth proportional to 9,716,939.80, 14,575,409.70 and 8,987,032.60 is: 13,480,548.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,716,939.80 : 14,575,409.70 = 8,987,032.60 : x
  2. Step 2: Convert to fraction form
    9,716,939.80/14,575,409.70 = 8,987,032.60/x
  3. Step 3: Cross multiply
    9,716,939.80x = 14,575,409.70 × 8,987,032.60
  4. Step 4: Simplify right side
    9,716,939.80x = 130,989,682,132,256.20
  5. Step 5: Solve for x
    x = 130,989,682,132,256.20/9,716,939.80
  6. Step 6: Final answer
    x = 13,480,548.90

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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.