Home / 8,959,647.40-13,444,719.90-3,280,445.80

Finding the Fourth Proportional to 8,959,647.40, 13,444,719.90 and 3,280,445.80

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Solution

The fourth proportional to 8,959,647.40, 13,444,719.90 and 3,280,445.80 is: 4,922,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,959,647.40 : 13,444,719.90 = 3,280,445.80 : x
  2. Step 2: Convert to fraction form
    8,959,647.40/13,444,719.90 = 3,280,445.80/x
  3. Step 3: Cross multiply
    8,959,647.40x = 13,444,719.90 × 3,280,445.80
  4. Step 4: Simplify right side
    8,959,647.40x = 44,104,674,928,131.42
  5. Step 5: Solve for x
    x = 44,104,674,928,131.42/8,959,647.40
  6. Step 6: Final answer
    x = 4,922,590.47

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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.