Home / 8,737,511.10-13,106,266.65-7,981,683.90

Finding the Fourth Proportional to 8,737,511.10, 13,106,266.65 and 7,981,683.90

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Solution

The fourth proportional to 8,737,511.10, 13,106,266.65 and 7,981,683.90 is: 11,972,525.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,511.10 : 13,106,266.65 = 7,981,683.90 : x
  2. Step 2: Convert to fraction form
    8,737,511.10/13,106,266.65 = 7,981,683.90/x
  3. Step 3: Cross multiply
    8,737,511.10x = 13,106,266.65 × 7,981,683.90
  4. Step 4: Simplify right side
    8,737,511.10x = 104,610,077,509,411.94
  5. Step 5: Solve for x
    x = 104,610,077,509,411.94/8,737,511.10
  6. Step 6: Final answer
    x = 11,972,525.85

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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.