Home / 18,463,877.79-25,480,230.40-10,091,416.67

Finding the Fourth Proportional to 18,463,877.79, 25,480,230.40 and 10,091,416.67

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Solution

The fourth proportional to 18,463,877.79, 25,480,230.40 and 10,091,416.67 is: 13,926,198.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,463,877.79 : 25,480,230.40 = 10,091,416.67 : x
  2. Step 2: Convert to fraction form
    18,463,877.79/25,480,230.40 = 10,091,416.67/x
  3. Step 3: Cross multiply
    18,463,877.79x = 25,480,230.40 × 10,091,416.67
  4. Step 4: Simplify right side
    18,463,877.79x = 257,131,621,725,071.66
  5. Step 5: Solve for x
    x = 257,131,621,725,071.66/18,463,877.79
  6. Step 6: Final answer
    x = 13,926,198.21

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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.