Home / 5,338,881.35-7,367,653.95-2,891,492.52

Finding the Fourth Proportional to 5,338,881.35, 7,367,653.95 and 2,891,492.52

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Solution

The fourth proportional to 5,338,881.35, 7,367,653.95 and 2,891,492.52 is: 3,990,258.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,881.35 : 7,367,653.95 = 2,891,492.52 : x
  2. Step 2: Convert to fraction form
    5,338,881.35/7,367,653.95 = 2,891,492.52/x
  3. Step 3: Cross multiply
    5,338,881.35x = 7,367,653.95 × 2,891,492.52
  4. Step 4: Simplify right side
    5,338,881.35x = 21,303,516,286,373.45
  5. Step 5: Solve for x
    x = 21,303,516,286,373.45/5,338,881.35
  6. Step 6: Final answer
    x = 3,990,258.42

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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.