Home / 13,774,347.72-19,003,465.62-8,615,749.32

Finding the Fourth Proportional to 13,774,347.72, 19,003,465.62 and 8,615,749.32

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Solution

The fourth proportional to 13,774,347.72, 19,003,465.62 and 8,615,749.32 is: 11,886,522.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,347.72 : 19,003,465.62 = 8,615,749.32 : x
  2. Step 2: Convert to fraction form
    13,774,347.72/19,003,465.62 = 8,615,749.32/x
  3. Step 3: Cross multiply
    13,774,347.72x = 19,003,465.62 × 8,615,749.32
  4. Step 4: Simplify right side
    13,774,347.72x = 163,729,095,993,158.41
  5. Step 5: Solve for x
    x = 163,729,095,993,158.41/13,774,347.72
  6. Step 6: Final answer
    x = 11,886,522.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.