Home / 17,121,571.08-23,627,762.28-9,386,447.46

Finding the Fourth Proportional to 17,121,571.08, 23,627,762.28 and 9,386,447.46

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Solution

The fourth proportional to 17,121,571.08, 23,627,762.28 and 9,386,447.46 is: 12,953,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,121,571.08 : 23,627,762.28 = 9,386,447.46 : x
  2. Step 2: Convert to fraction form
    17,121,571.08/23,627,762.28 = 9,386,447.46/x
  3. Step 3: Cross multiply
    17,121,571.08x = 23,627,762.28 × 9,386,447.46
  4. Step 4: Simplify right side
    17,121,571.08x = 221,780,749,238,589.84
  5. Step 5: Solve for x
    x = 221,780,749,238,589.84/17,121,571.08
  6. Step 6: Final answer
    x = 12,953,294.31

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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.