Home / 7,477,635.61-10,319,182.12-4,170,138.65

Finding the Fourth Proportional to 7,477,635.61, 10,319,182.12 and 4,170,138.65

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Solution

The fourth proportional to 7,477,635.61, 10,319,182.12 and 4,170,138.65 is: 5,754,816.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477,635.61 : 10,319,182.12 = 4,170,138.65 : x
  2. Step 2: Convert to fraction form
    7,477,635.61/10,319,182.12 = 4,170,138.65/x
  3. Step 3: Cross multiply
    7,477,635.61x = 10,319,182.12 × 4,170,138.65
  4. Step 4: Simplify right side
    7,477,635.61x = 43,032,420,178,667.02
  5. Step 5: Solve for x
    x = 43,032,420,178,667.02/7,477,635.61
  6. Step 6: Final answer
    x = 5,754,816.42

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1.5x scale

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.