Home / 13,602,029.60-18,738,873.24-9,464,946.08

Finding the Fourth Proportional to 13,602,029.60, 18,738,873.24 and 9,464,946.08

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Solution

The fourth proportional to 13,602,029.60, 18,738,873.24 and 9,464,946.08 is: 13,039,408.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,602,029.60 : 18,738,873.24 = 9,464,946.08 : x
  2. Step 2: Convert to fraction form
    13,602,029.60/18,738,873.24 = 9,464,946.08/x
  3. Step 3: Cross multiply
    13,602,029.60x = 18,738,873.24 × 9,464,946.08
  4. Step 4: Simplify right side
    13,602,029.60x = 177,362,424,816,554.88
  5. Step 5: Solve for x
    x = 177,362,424,816,554.88/13,602,029.60
  6. Step 6: Final answer
    x = 13,039,408.83

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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.