Home / 6,384,643.10-8,810,994.92-3,484,221.16

Finding the Fourth Proportional to 6,384,643.10, 8,810,994.92 and 3,484,221.16

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Solution

The fourth proportional to 6,384,643.10, 8,810,994.92 and 3,484,221.16 is: 4,808,327.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,384,643.10 : 8,810,994.92 = 3,484,221.16 : x
  2. Step 2: Convert to fraction form
    6,384,643.10/8,810,994.92 = 3,484,221.16/x
  3. Step 3: Cross multiply
    6,384,643.10x = 8,810,994.92 × 3,484,221.16
  4. Step 4: Simplify right side
    6,384,643.10x = 30,699,454,940,916.51
  5. Step 5: Solve for x
    x = 30,699,454,940,916.51/6,384,643.10
  6. Step 6: Final answer
    x = 4,808,327.49

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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.