Home / 14,303,190.41-19,738,170.23-7,776,984.21

Finding the Fourth Proportional to 14,303,190.41, 19,738,170.23 and 7,776,984.21

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Solution

The fourth proportional to 14,303,190.41, 19,738,170.23 and 7,776,984.21 is: 10,732,111.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,303,190.41 : 19,738,170.23 = 7,776,984.21 : x
  2. Step 2: Convert to fraction form
    14,303,190.41/19,738,170.23 = 7,776,984.21/x
  3. Step 3: Cross multiply
    14,303,190.41x = 19,738,170.23 × 7,776,984.21
  4. Step 4: Simplify right side
    14,303,190.41x = 153,503,438,174,117.16
  5. Step 5: Solve for x
    x = 153,503,438,174,117.16/14,303,190.41
  6. Step 6: Final answer
    x = 10,732,111.78

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1.5x scale

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.