Home / 5,628,638.70-7,767,528.05-3,050,319.47

Finding the Fourth Proportional to 5,628,638.70, 7,767,528.05 and 3,050,319.47

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Solution

The fourth proportional to 5,628,638.70, 7,767,528.05 and 3,050,319.47 is: 4,209,444.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628,638.70 : 7,767,528.05 = 3,050,319.47 : x
  2. Step 2: Convert to fraction form
    5,628,638.70/7,767,528.05 = 3,050,319.47/x
  3. Step 3: Cross multiply
    5,628,638.70x = 7,767,528.05 × 3,050,319.47
  4. Step 4: Simplify right side
    5,628,638.70x = 23,693,441,990,596.89
  5. Step 5: Solve for x
    x = 23,693,441,990,596.89/5,628,638.70
  6. Step 6: Final answer
    x = 4,209,444.46

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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.