Home / 5,315,944.40-7,968,473.40-2,616,117.20

Finding the Fourth Proportional to 5,315,944.40, 7,968,473.40 and 2,616,117.20

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Solution

The fourth proportional to 5,315,944.40, 7,968,473.40 and 2,616,117.20 is: 3,921,497.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,944.40 : 7,968,473.40 = 2,616,117.20 : x
  2. Step 2: Convert to fraction form
    5,315,944.40/7,968,473.40 = 2,616,117.20/x
  3. Step 3: Cross multiply
    5,315,944.40x = 7,968,473.40 × 2,616,117.20
  4. Step 4: Simplify right side
    5,315,944.40x = 20,846,460,319,482.48
  5. Step 5: Solve for x
    x = 20,846,460,319,482.48/5,315,944.40
  6. Step 6: Final answer
    x = 3,921,497.06

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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.