Home / 10,051,113.72-15,078,364.02-4,657,576.44

Finding the Fourth Proportional to 10,051,113.72, 15,078,364.02 and 4,657,576.44

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Solution

The fourth proportional to 10,051,113.72, 15,078,364.02 and 4,657,576.44 is: 6,987,149.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051,113.72 : 15,078,364.02 = 4,657,576.44 : x
  2. Step 2: Convert to fraction form
    10,051,113.72/15,078,364.02 = 4,657,576.44/x
  3. Step 3: Cross multiply
    10,051,113.72x = 15,078,364.02 × 4,657,576.44
  4. Step 4: Simplify right side
    10,051,113.72x = 70,228,633,013,295.70
  5. Step 5: Solve for x
    x = 70,228,633,013,295.70/10,051,113.72
  6. Step 6: Final answer
    x = 6,987,149.38

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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.