Home / 37,770,038.40-56,669,054.40-12,211,881.60

Finding the Fourth Proportional to 37,770,038.40, 56,669,054.40 and 12,211,881.60

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Solution

The fourth proportional to 37,770,038.40, 56,669,054.40 and 12,211,881.60 is: 18,322,347.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,770,038.40 : 56,669,054.40 = 12,211,881.60 : x
  2. Step 2: Convert to fraction form
    37,770,038.40/56,669,054.40 = 12,211,881.60/x
  3. Step 3: Cross multiply
    37,770,038.40x = 56,669,054.40 × 12,211,881.60
  4. Step 4: Simplify right side
    37,770,038.40x = 692,035,782,716,759
  5. Step 5: Solve for x
    x = 692,035,782,716,759/37,770,038.40
  6. Step 6: Final answer
    x = 18,322,347.87

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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.