Home / 12,178,266.03-16,806,005.70-7,283,487.38

Finding the Fourth Proportional to 12,178,266.03, 16,806,005.70 and 7,283,487.38

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Solution

The fourth proportional to 12,178,266.03, 16,806,005.70 and 7,283,487.38 is: 10,051,211.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,266.03 : 16,806,005.70 = 7,283,487.38 : x
  2. Step 2: Convert to fraction form
    12,178,266.03/16,806,005.70 = 7,283,487.38/x
  3. Step 3: Cross multiply
    12,178,266.03x = 16,806,005.70 × 7,283,487.38
  4. Step 4: Simplify right side
    12,178,266.03x = 122,406,330,340,128.03
  5. Step 5: Solve for x
    x = 122,406,330,340,128.03/12,178,266.03
  6. Step 6: Final answer
    x = 10,051,211.73

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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.