Home / 15,448,015.20-21,319,259.45-8,572,497.24

Finding the Fourth Proportional to 15,448,015.20, 21,319,259.45 and 8,572,497.24

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Solution

The fourth proportional to 15,448,015.20, 21,319,259.45 and 8,572,497.24 is: 11,830,600.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448,015.20 : 21,319,259.45 = 8,572,497.24 : x
  2. Step 2: Convert to fraction form
    15,448,015.20/21,319,259.45 = 8,572,497.24/x
  3. Step 3: Cross multiply
    15,448,015.20x = 21,319,259.45 × 8,572,497.24
  4. Step 4: Simplify right side
    15,448,015.20x = 182,759,292,751,106.44
  5. Step 5: Solve for x
    x = 182,759,292,751,106.44/15,448,015.20
  6. Step 6: Final answer
    x = 11,830,600.27

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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.