Home / 5,358,643.83-8,038,228.32-2,163,371.22

Finding the Fourth Proportional to 5,358,643.83, 8,038,228.32 and 2,163,371.22

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Solution

The fourth proportional to 5,358,643.83, 8,038,228.32 and 2,163,371.22 is: 3,245,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,358,643.83 : 8,038,228.32 = 2,163,371.22 : x
  2. Step 2: Convert to fraction form
    5,358,643.83/8,038,228.32 = 2,163,371.22/x
  3. Step 3: Cross multiply
    5,358,643.83x = 8,038,228.32 × 2,163,371.22
  4. Step 4: Simplify right side
    5,358,643.83x = 17,389,671,807,276.95
  5. Step 5: Solve for x
    x = 17,389,671,807,276.95/5,358,643.83
  6. Step 6: Final answer
    x = 3,245,162.84

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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.