Home / 30,354,630.96-41,889,516.06-16,415,985.76

Finding the Fourth Proportional to 30,354,630.96, 41,889,516.06 and 16,415,985.76

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Solution

The fourth proportional to 30,354,630.96, 41,889,516.06 and 16,415,985.76 is: 22,654,128.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354,630.96 : 41,889,516.06 = 16,415,985.76 : x
  2. Step 2: Convert to fraction form
    30,354,630.96/41,889,516.06 = 16,415,985.76/x
  3. Step 3: Cross multiply
    30,354,630.96x = 41,889,516.06 × 16,415,985.76
  4. Step 4: Simplify right side
    30,354,630.96x = 687,657,698,965,843.75
  5. Step 5: Solve for x
    x = 687,657,698,965,843.75/30,354,630.96
  6. Step 6: Final answer
    x = 22,654,128.13

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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.