Home / 12,448,783.39-18,673,209.81-4,774,780.52

Finding the Fourth Proportional to 12,448,783.39, 18,673,209.81 and 4,774,780.52

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Solution

The fourth proportional to 12,448,783.39, 18,673,209.81 and 4,774,780.52 is: 7,162,184.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,783.39 : 18,673,209.81 = 4,774,780.52 : x
  2. Step 2: Convert to fraction form
    12,448,783.39/18,673,209.81 = 4,774,780.52/x
  3. Step 3: Cross multiply
    12,448,783.39x = 18,673,209.81 × 4,774,780.52
  4. Step 4: Simplify right side
    12,448,783.39x = 89,160,478,405,946.36
  5. Step 5: Solve for x
    x = 89,160,478,405,946.36/12,448,783.39
  6. Step 6: Final answer
    x = 7,162,184.09

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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.