Home / 12,092,622.70-16,698,909.93-7,683,800.54

Finding the Fourth Proportional to 12,092,622.70, 16,698,909.93 and 7,683,800.54

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Solution

The fourth proportional to 12,092,622.70, 16,698,909.93 and 7,683,800.54 is: 10,610,691.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092,622.70 : 16,698,909.93 = 7,683,800.54 : x
  2. Step 2: Convert to fraction form
    12,092,622.70/16,698,909.93 = 7,683,800.54/x
  3. Step 3: Cross multiply
    12,092,622.70x = 16,698,909.93 × 7,683,800.54
  4. Step 4: Simplify right side
    12,092,622.70x = 128,311,093,137,545.36
  5. Step 5: Solve for x
    x = 128,311,093,137,545.36/12,092,622.70
  6. Step 6: Final answer
    x = 10,610,691.85

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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.