Home / 13,208,216.36-19,814,293.08-4,687,839.32

Finding the Fourth Proportional to 13,208,216.36, 19,814,293.08 and 4,687,839.32

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Solution

The fourth proportional to 13,208,216.36, 19,814,293.08 and 4,687,839.32 is: 7,032,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,216.36 : 19,814,293.08 = 4,687,839.32 : x
  2. Step 2: Convert to fraction form
    13,208,216.36/19,814,293.08 = 4,687,839.32/x
  3. Step 3: Cross multiply
    13,208,216.36x = 19,814,293.08 × 4,687,839.32
  4. Step 4: Simplify right side
    13,208,216.36x = 92,886,222,198,427.91
  5. Step 5: Solve for x
    x = 92,886,222,198,427.91/13,208,216.36
  6. Step 6: Final answer
    x = 7,032,457.65

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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.