Home / 12,808,095.58-19,181,358.60-7,326,571.48

Finding the Fourth Proportional to 12,808,095.58, 19,181,358.60 and 7,326,571.48

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Solution

The fourth proportional to 12,808,095.58, 19,181,358.60 and 7,326,571.48 is: 10,972,247.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,808,095.58 : 19,181,358.60 = 7,326,571.48 : x
  2. Step 2: Convert to fraction form
    12,808,095.58/19,181,358.60 = 7,326,571.48/x
  3. Step 3: Cross multiply
    12,808,095.58x = 19,181,358.60 × 7,326,571.48
  4. Step 4: Simplify right side
    12,808,095.58x = 140,533,594,866,412.75
  5. Step 5: Solve for x
    x = 140,533,594,866,412.75/12,808,095.58
  6. Step 6: Final answer
    x = 10,972,247.51

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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.