Home / 7,803,439.60-10,768,667.29-4,318,785.16

Finding the Fourth Proportional to 7,803,439.60, 10,768,667.29 and 4,318,785.16

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Solution

The fourth proportional to 7,803,439.60, 10,768,667.29 and 4,318,785.16 is: 5,959,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803,439.60 : 10,768,667.29 = 4,318,785.16 : x
  2. Step 2: Convert to fraction form
    7,803,439.60/10,768,667.29 = 4,318,785.16/x
  3. Step 3: Cross multiply
    7,803,439.60x = 10,768,667.29 × 4,318,785.16
  4. Step 4: Simplify right side
    7,803,439.60x = 46,507,560,485,029.41
  5. Step 5: Solve for x
    x = 46,507,560,485,029.41/7,803,439.60
  6. Step 6: Final answer
    x = 5,959,879.60

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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.