Home / 5,673,405.60-8,510,108.40-5,208,919.20

Finding the Fourth Proportional to 5,673,405.60, 8,510,108.40 and 5,208,919.20

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Solution

The fourth proportional to 5,673,405.60, 8,510,108.40 and 5,208,919.20 is: 7,813,378.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,673,405.60 : 8,510,108.40 = 5,208,919.20 : x
  2. Step 2: Convert to fraction form
    5,673,405.60/8,510,108.40 = 5,208,919.20/x
  3. Step 3: Cross multiply
    5,673,405.60x = 8,510,108.40 × 5,208,919.20
  4. Step 4: Simplify right side
    5,673,405.60x = 44,328,467,038,841.28
  5. Step 5: Solve for x
    x = 44,328,467,038,841.28/5,673,405.60
  6. Step 6: Final answer
    x = 7,813,378.80

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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.