Home / 5,390,069.40-8,085,104.10-4,858,628.40

Finding the Fourth Proportional to 5,390,069.40, 8,085,104.10 and 4,858,628.40

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Solution

The fourth proportional to 5,390,069.40, 8,085,104.10 and 4,858,628.40 is: 7,287,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,390,069.40 : 8,085,104.10 = 4,858,628.40 : x
  2. Step 2: Convert to fraction form
    5,390,069.40/8,085,104.10 = 4,858,628.40/x
  3. Step 3: Cross multiply
    5,390,069.40x = 8,085,104.10 × 4,858,628.40
  4. Step 4: Simplify right side
    5,390,069.40x = 39,282,516,397,216.44
  5. Step 5: Solve for x
    x = 39,282,516,397,216.44/5,390,069.40
  6. Step 6: Final answer
    x = 7,287,942.60

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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.