Home / 12,971,075.73-17,899,466.05-7,091,013.37

Finding the Fourth Proportional to 12,971,075.73, 17,899,466.05 and 7,091,013.37

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Solution

The fourth proportional to 12,971,075.73, 17,899,466.05 and 7,091,013.37 is: 9,785,260.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,971,075.73 : 17,899,466.05 = 7,091,013.37 : x
  2. Step 2: Convert to fraction form
    12,971,075.73/17,899,466.05 = 7,091,013.37/x
  3. Step 3: Cross multiply
    12,971,075.73x = 17,899,466.05 × 7,091,013.37
  4. Step 4: Simplify right side
    12,971,075.73x = 126,925,353,040,956.03
  5. Step 5: Solve for x
    x = 126,925,353,040,956.03/12,971,075.73
  6. Step 6: Final answer
    x = 9,785,260.35

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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.