Home / 13,208,219.36-19,814,297.58-4,687,842.32

Finding the Fourth Proportional to 13,208,219.36, 19,814,297.58 and 4,687,842.32

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Solution

The fourth proportional to 13,208,219.36, 19,814,297.58 and 4,687,842.32 is: 7,032,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,208,219.36 : 19,814,297.58 = 4,687,842.32 : x
  2. Step 2: Convert to fraction form
    13,208,219.36/19,814,297.58 = 4,687,842.32/x
  3. Step 3: Cross multiply
    13,208,219.36x = 19,814,297.58 × 4,687,842.32
  4. Step 4: Simplify right side
    13,208,219.36x = 92,886,302,736,597.58
  5. Step 5: Solve for x
    x = 92,886,302,736,597.58/13,208,219.36
  6. Step 6: Final answer
    x = 7,032,462.15

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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.