Home / 13,302,784.10-19,957,128.60-6,112,584.20

Finding the Fourth Proportional to 13,302,784.10, 19,957,128.60 and 6,112,584.20

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Solution

The fourth proportional to 13,302,784.10, 19,957,128.60 and 6,112,584.20 is: 9,170,232.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,784.10 : 19,957,128.60 = 6,112,584.20 : x
  2. Step 2: Convert to fraction form
    13,302,784.10/19,957,128.60 = 6,112,584.20/x
  3. Step 3: Cross multiply
    13,302,784.10x = 19,957,128.60 × 6,112,584.20
  4. Step 4: Simplify right side
    13,302,784.10x = 121,989,628,957,728.14
  5. Step 5: Solve for x
    x = 121,989,628,957,728.14/13,302,784.10
  6. Step 6: Final answer
    x = 9,170,232.94

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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.