Home / 51,411,554.36-77,114,615.48-16,863,405.31

Finding the Fourth Proportional to 51,411,554.36, 77,114,615.48 and 16,863,405.31

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Solution

The fourth proportional to 51,411,554.36, 77,114,615.48 and 16,863,405.31 is: 25,294,217.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,411,554.36 : 77,114,615.48 = 16,863,405.31 : x
  2. Step 2: Convert to fraction form
    51,411,554.36/77,114,615.48 = 16,863,405.31/x
  3. Step 3: Cross multiply
    51,411,554.36x = 77,114,615.48 × 16,863,405.31
  4. Step 4: Simplify right side
    51,411,554.36x = 1,300,415,016,164,040.25
  5. Step 5: Solve for x
    x = 1,300,415,016,164,040.25/51,411,554.36
  6. Step 6: Final answer
    x = 25,294,217.08

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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.