Home / 15,524,334.54-21,421,723.59-8,908,583.04

Finding the Fourth Proportional to 15,524,334.54, 21,421,723.59 and 8,908,583.04

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Solution

The fourth proportional to 15,524,334.54, 21,421,723.59 and 8,908,583.04 is: 12,292,778.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,524,334.54 : 21,421,723.59 = 8,908,583.04 : x
  2. Step 2: Convert to fraction form
    15,524,334.54/21,421,723.59 = 8,908,583.04/x
  3. Step 3: Cross multiply
    15,524,334.54x = 21,421,723.59 × 8,908,583.04
  4. Step 4: Simplify right side
    15,524,334.54x = 190,837,203,461,441.91
  5. Step 5: Solve for x
    x = 190,837,203,461,441.91/15,524,334.54
  6. Step 6: Final answer
    x = 12,292,778.35

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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.