Home / 12,178,284.06-16,806,030.48-7,283,505.42

Finding the Fourth Proportional to 12,178,284.06, 16,806,030.48 and 7,283,505.42

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Solution

The fourth proportional to 12,178,284.06, 16,806,030.48 and 7,283,505.42 is: 10,051,236.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,178,284.06 : 16,806,030.48 = 7,283,505.42 : x
  2. Step 2: Convert to fraction form
    12,178,284.06/16,806,030.48 = 7,283,505.42/x
  3. Step 3: Cross multiply
    12,178,284.06x = 16,806,030.48 × 7,283,505.42
  4. Step 4: Simplify right side
    12,178,284.06x = 122,406,814,089,765.20
  5. Step 5: Solve for x
    x = 122,406,814,089,765.20/12,178,284.06
  6. Step 6: Final answer
    x = 10,051,236.57

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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.