Home / 29,129,899.62-40,199,063.78-16,077,158.40

Finding the Fourth Proportional to 29,129,899.62, 40,199,063.78 and 16,077,158.40

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Solution

The fourth proportional to 29,129,899.62, 40,199,063.78 and 16,077,158.40 is: 22,186,369.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,129,899.62 : 40,199,063.78 = 16,077,158.40 : x
  2. Step 2: Convert to fraction form
    29,129,899.62/40,199,063.78 = 16,077,158.40/x
  3. Step 3: Cross multiply
    29,129,899.62x = 40,199,063.78 × 16,077,158.40
  4. Step 4: Simplify right side
    29,129,899.62x = 646,286,715,922,762.75
  5. Step 5: Solve for x
    x = 646,286,715,922,762.75/29,129,899.62
  6. Step 6: Final answer
    x = 22,186,369.48

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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.