Home / 13,038,682.01-17,992,480.56-7,237,007.06

Finding the Fourth Proportional to 13,038,682.01, 17,992,480.56 and 7,237,007.06

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Solution

The fourth proportional to 13,038,682.01, 17,992,480.56 and 7,237,007.06 is: 9,986,569.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038,682.01 : 17,992,480.56 = 7,237,007.06 : x
  2. Step 2: Convert to fraction form
    13,038,682.01/17,992,480.56 = 7,237,007.06/x
  3. Step 3: Cross multiply
    13,038,682.01x = 17,992,480.56 × 7,237,007.06
  4. Step 4: Simplify right side
    13,038,682.01x = 130,211,708,749,670.33
  5. Step 5: Solve for x
    x = 130,211,708,749,670.33/13,038,682.01
  6. Step 6: Final answer
    x = 9,986,569.86

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1.5x scale

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.