Home / 6,430,963.77-9,639,107.55-2,590,327.98

Finding the Fourth Proportional to 6,430,963.77, 9,639,107.55 and 2,590,327.98

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Solution

The fourth proportional to 6,430,963.77, 9,639,107.55 and 2,590,327.98 is: 3,882,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,963.77 : 9,639,107.55 = 2,590,327.98 : x
  2. Step 2: Convert to fraction form
    6,430,963.77/9,639,107.55 = 2,590,327.98/x
  3. Step 3: Cross multiply
    6,430,963.77x = 9,639,107.55 × 2,590,327.98
  4. Step 4: Simplify right side
    6,430,963.77x = 24,968,449,988,994.25
  5. Step 5: Solve for x
    x = 24,968,449,988,994.25/6,430,963.77
  6. Step 6: Final answer
    x = 3,882,536.25

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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.