Home / 12,500,701.91-18,751,774.67-4,824,386.58

Finding the Fourth Proportional to 12,500,701.91, 18,751,774.67 and 4,824,386.58

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Solution

The fourth proportional to 12,500,701.91, 18,751,774.67 and 4,824,386.58 is: 7,236,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500,701.91 : 18,751,774.67 = 4,824,386.58 : x
  2. Step 2: Convert to fraction form
    12,500,701.91/18,751,774.67 = 4,824,386.58/x
  3. Step 3: Cross multiply
    12,500,701.91x = 18,751,774.67 × 4,824,386.58
  4. Step 4: Simplify right side
    12,500,701.91x = 90,465,810,069,131.94
  5. Step 5: Solve for x
    x = 90,465,810,069,131.94/12,500,701.91
  6. Step 6: Final answer
    x = 7,236,858.44

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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.