Home / 51,877,977.86-77,815,725.86-16,863,048.12

Finding the Fourth Proportional to 51,877,977.86, 77,815,725.86 and 16,863,048.12

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Solution

The fourth proportional to 51,877,977.86, 77,815,725.86 and 16,863,048.12 is: 25,294,168.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,877,977.86 : 77,815,725.86 = 16,863,048.12 : x
  2. Step 2: Convert to fraction form
    51,877,977.86/77,815,725.86 = 16,863,048.12/x
  3. Step 3: Cross multiply
    51,877,977.86x = 77,815,725.86 × 16,863,048.12
  4. Step 4: Simplify right side
    51,877,977.86x = 1,312,210,329,669,908.50
  5. Step 5: Solve for x
    x = 1,312,210,329,669,908.50/51,877,977.86
  6. Step 6: Final answer
    x = 25,294,168.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.