Home / 6,880,011.40-10,320,017.10-1,762,431.40

Finding the Fourth Proportional to 6,880,011.40, 10,320,017.10 and 1,762,431.40

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Solution

The fourth proportional to 6,880,011.40, 10,320,017.10 and 1,762,431.40 is: 2,643,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880,011.40 : 10,320,017.10 = 1,762,431.40 : x
  2. Step 2: Convert to fraction form
    6,880,011.40/10,320,017.10 = 1,762,431.40/x
  3. Step 3: Cross multiply
    6,880,011.40x = 10,320,017.10 × 1,762,431.40
  4. Step 4: Simplify right side
    6,880,011.40x = 18,188,322,185,576.94
  5. Step 5: Solve for x
    x = 18,188,322,185,576.94/6,880,011.40
  6. Step 6: Final answer
    x = 2,643,647.10

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1.5x scale

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.