Home / 12,464,069.67-18,698,528.43-4,787,152.92

Finding the Fourth Proportional to 12,464,069.67, 18,698,528.43 and 4,787,152.92

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Solution

The fourth proportional to 12,464,069.67, 18,698,528.43 and 4,787,152.92 is: 7,181,660.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,464,069.67 : 18,698,528.43 = 4,787,152.92 : x
  2. Step 2: Convert to fraction form
    12,464,069.67/18,698,528.43 = 4,787,152.92/x
  3. Step 3: Cross multiply
    12,464,069.67x = 18,698,528.43 × 4,787,152.92
  4. Step 4: Simplify right side
    12,464,069.67x = 89,512,714,973,377.52
  5. Step 5: Solve for x
    x = 89,512,714,973,377.52/12,464,069.67
  6. Step 6: Final answer
    x = 7,181,660.35

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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.