Home / 5,105,510.60-7,647,768.30-3,509,875.40

Finding the Fourth Proportional to 5,105,510.60, 7,647,768.30 and 3,509,875.40

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Solution

The fourth proportional to 5,105,510.60, 7,647,768.30 and 3,509,875.40 is: 5,257,596.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,105,510.60 : 7,647,768.30 = 3,509,875.40 : x
  2. Step 2: Convert to fraction form
    5,105,510.60/7,647,768.30 = 3,509,875.40/x
  3. Step 3: Cross multiply
    5,105,510.60x = 7,647,768.30 × 3,509,875.40
  4. Step 4: Simplify right side
    5,105,510.60x = 26,842,713,821,069.82
  5. Step 5: Solve for x
    x = 26,842,713,821,069.82/5,105,510.60
  6. Step 6: Final answer
    x = 5,257,596.34

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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.