Home / 62,946,809-94,415,879.60-38,689,479.80

Finding the Fourth Proportional to 62,946,809, 94,415,879.60 and 38,689,479.80

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Solution

The fourth proportional to 62,946,809, 94,415,879.60 and 38,689,479.80 is: 58,031,555.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,946,809 : 94,415,879.60 = 38,689,479.80 : x
  2. Step 2: Convert to fraction form
    62,946,809/94,415,879.60 = 38,689,479.80/x
  3. Step 3: Cross multiply
    62,946,809x = 94,415,879.60 × 38,689,479.80
  4. Step 4: Simplify right side
    62,946,809x = 3,652,901,266,583,431.50
  5. Step 5: Solve for x
    x = 3,652,901,266,583,431.50/62,946,809
  6. Step 6: Final answer
    x = 58,031,555.92

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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.