Home / 6,448,574.54-8,893,994.73-3,999,812.51

Finding the Fourth Proportional to 6,448,574.54, 8,893,994.73 and 3,999,812.51

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Solution

The fourth proportional to 6,448,574.54, 8,893,994.73 and 3,999,812.51 is: 5,516,616.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,574.54 : 8,893,994.73 = 3,999,812.51 : x
  2. Step 2: Convert to fraction form
    6,448,574.54/8,893,994.73 = 3,999,812.51/x
  3. Step 3: Cross multiply
    6,448,574.54x = 8,893,994.73 × 3,999,812.51
  4. Step 4: Simplify right side
    6,448,574.54x = 35,574,311,384,928.07
  5. Step 5: Solve for x
    x = 35,574,311,384,928.07/6,448,574.54
  6. Step 6: Final answer
    x = 5,516,616.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.