Home / 38,774,681.80-58,162,022.70-13,244,518.60

Finding the Fourth Proportional to 38,774,681.80, 58,162,022.70 and 13,244,518.60

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Solution

The fourth proportional to 38,774,681.80, 58,162,022.70 and 13,244,518.60 is: 19,866,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,774,681.80 : 58,162,022.70 = 13,244,518.60 : x
  2. Step 2: Convert to fraction form
    38,774,681.80/58,162,022.70 = 13,244,518.60/x
  3. Step 3: Cross multiply
    38,774,681.80x = 58,162,022.70 × 13,244,518.60
  4. Step 4: Simplify right side
    38,774,681.80x = 770,327,991,463,772.25
  5. Step 5: Solve for x
    x = 770,327,991,463,772.25/38,774,681.80
  6. Step 6: Final answer
    x = 19,866,777.90

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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.