Home / 5,628,113.32-8,401,417.40-4,947,110.68

Finding the Fourth Proportional to 5,628,113.32, 8,401,417.40 and 4,947,110.68

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Solution

The fourth proportional to 5,628,113.32, 8,401,417.40 and 4,947,110.68 is: 7,384,844.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628,113.32 : 8,401,417.40 = 4,947,110.68 : x
  2. Step 2: Convert to fraction form
    5,628,113.32/8,401,417.40 = 4,947,110.68/x
  3. Step 3: Cross multiply
    5,628,113.32x = 8,401,417.40 × 4,947,110.68
  4. Step 4: Simplify right side
    5,628,113.32x = 41,562,741,746,677.83
  5. Step 5: Solve for x
    x = 41,562,741,746,677.83/5,628,113.32
  6. Step 6: Final answer
    x = 7,384,844.51

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.