Home / 7,647,577.92-10,554,036.48-4,209,782.40

Finding the Fourth Proportional to 7,647,577.92, 10,554,036.48 and 4,209,782.40

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Solution

The fourth proportional to 7,647,577.92, 10,554,036.48 and 4,209,782.40 is: 5,809,708.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647,577.92 : 10,554,036.48 = 4,209,782.40 : x
  2. Step 2: Convert to fraction form
    7,647,577.92/10,554,036.48 = 4,209,782.40/x
  3. Step 3: Cross multiply
    7,647,577.92x = 10,554,036.48 × 4,209,782.40
  4. Step 4: Simplify right side
    7,647,577.92x = 44,430,197,022,461.96
  5. Step 5: Solve for x
    x = 44,430,197,022,461.96/7,647,577.92
  6. Step 6: Final answer
    x = 5,809,708.31

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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.