Home / 30,354,631.14-41,889,516.32-16,415,985.94

Finding the Fourth Proportional to 30,354,631.14, 41,889,516.32 and 16,415,985.94

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Solution

The fourth proportional to 30,354,631.14, 41,889,516.32 and 16,415,985.94 is: 22,654,128.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,354,631.14 : 41,889,516.32 = 16,415,985.94 : x
  2. Step 2: Convert to fraction form
    30,354,631.14/41,889,516.32 = 16,415,985.94/x
  3. Step 3: Cross multiply
    30,354,631.14x = 41,889,516.32 × 16,415,985.94
  4. Step 4: Simplify right side
    30,354,631.14x = 687,657,711,067,764.38
  5. Step 5: Solve for x
    x = 687,657,711,067,764.38/30,354,631.14
  6. Step 6: Final answer
    x = 22,654,128.39

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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.