Home / 9,422,478.90-13,011,102.90-9,117,786.06

Finding the Fourth Proportional to 9,422,478.90, 13,011,102.90 and 9,117,786.06

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Solution

The fourth proportional to 9,422,478.90, 13,011,102.90 and 9,117,786.06 is: 12,590,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,422,478.90 : 13,011,102.90 = 9,117,786.06 : x
  2. Step 2: Convert to fraction form
    9,422,478.90/13,011,102.90 = 9,117,786.06/x
  3. Step 3: Cross multiply
    9,422,478.90x = 13,011,102.90 × 9,117,786.06
  4. Step 4: Simplify right side
    9,422,478.90x = 118,632,452,646,845.58
  5. Step 5: Solve for x
    x = 118,632,452,646,845.58/9,422,478.90
  6. Step 6: Final answer
    x = 12,590,365.43

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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.