Home / 7,831,111.35-11,746,667.03-7,724,823.15

Finding the Fourth Proportional to 7,831,111.35, 11,746,667.03 and 7,724,823.15

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Solution

The fourth proportional to 7,831,111.35, 11,746,667.03 and 7,724,823.15 is: 11,587,234.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,831,111.35 : 11,746,667.03 = 7,724,823.15 : x
  2. Step 2: Convert to fraction form
    7,831,111.35/11,746,667.03 = 7,724,823.15/x
  3. Step 3: Cross multiply
    7,831,111.35x = 11,746,667.03 × 7,724,823.15
  4. Step 4: Simplify right side
    7,831,111.35x = 90,740,925,370,061.64
  5. Step 5: Solve for x
    x = 90,740,925,370,061.64/7,831,111.35
  6. Step 6: Final answer
    x = 11,587,234.73

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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.