Home / 13,679,244-18,884,890.80-10,240,247.52

Finding the Fourth Proportional to 13,679,244, 18,884,890.80 and 10,240,247.52

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Solution

The fourth proportional to 13,679,244, 18,884,890.80 and 10,240,247.52 is: 14,137,181.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,679,244 : 18,884,890.80 = 10,240,247.52 : x
  2. Step 2: Convert to fraction form
    13,679,244/18,884,890.80 = 10,240,247.52/x
  3. Step 3: Cross multiply
    13,679,244x = 18,884,890.80 × 10,240,247.52
  4. Step 4: Simplify right side
    13,679,244x = 193,385,956,180,170.81
  5. Step 5: Solve for x
    x = 193,385,956,180,170.81/13,679,244
  6. Step 6: Final answer
    x = 14,137,181.57

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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.