Home / 55,147,430.90-82,721,146.35-14,757,914.90

Finding the Fourth Proportional to 55,147,430.90, 82,721,146.35 and 14,757,914.90

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Solution

The fourth proportional to 55,147,430.90, 82,721,146.35 and 14,757,914.90 is: 22,136,872.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,147,430.90 : 82,721,146.35 = 14,757,914.90 : x
  2. Step 2: Convert to fraction form
    55,147,430.90/82,721,146.35 = 14,757,914.90/x
  3. Step 3: Cross multiply
    55,147,430.90x = 82,721,146.35 × 14,757,914.90
  4. Step 4: Simplify right side
    55,147,430.90x = 1,220,791,638,263,745.50
  5. Step 5: Solve for x
    x = 1,220,791,638,263,745.50/55,147,430.90
  6. Step 6: Final answer
    x = 22,136,872.35

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Double scale
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Similar ratio
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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.