Home / 7,836,792.15-11,755,188.23-5,285,875.35

Finding the Fourth Proportional to 7,836,792.15, 11,755,188.23 and 5,285,875.35

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Solution

The fourth proportional to 7,836,792.15, 11,755,188.23 and 5,285,875.35 is: 7,928,813.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,792.15 : 11,755,188.23 = 5,285,875.35 : x
  2. Step 2: Convert to fraction form
    7,836,792.15/11,755,188.23 = 5,285,875.35/x
  3. Step 3: Cross multiply
    7,836,792.15x = 11,755,188.23 × 5,285,875.35
  4. Step 4: Simplify right side
    7,836,792.15x = 62,136,459,673,137.75
  5. Step 5: Solve for x
    x = 62,136,459,673,137.75/7,836,792.15
  6. Step 6: Final answer
    x = 7,928,813.03

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Double scale
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1.5x scale

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.