Home / 15,640,106.86-23,460,113.33-3,968,455.69

Finding the Fourth Proportional to 15,640,106.86, 23,460,113.33 and 3,968,455.69

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Solution

The fourth proportional to 15,640,106.86, 23,460,113.33 and 3,968,455.69 is: 5,952,671.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,640,106.86 : 23,460,113.33 = 3,968,455.69 : x
  2. Step 2: Convert to fraction form
    15,640,106.86/23,460,113.33 = 3,968,455.69/x
  3. Step 3: Cross multiply
    15,640,106.86x = 23,460,113.33 × 3,968,455.69
  4. Step 4: Simplify right side
    15,640,106.86x = 93,100,420,232,483.34
  5. Step 5: Solve for x
    x = 93,100,420,232,483.34/15,640,106.86
  6. Step 6: Final answer
    x = 5,952,671.62

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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.