Home / 18,977,683.39-28,460,629.29-6,845,570.62

Finding the Fourth Proportional to 18,977,683.39, 28,460,629.29 and 6,845,570.62

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Solution

The fourth proportional to 18,977,683.39, 28,460,629.29 and 6,845,570.62 is: 10,266,229.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,977,683.39 : 28,460,629.29 = 6,845,570.62 : x
  2. Step 2: Convert to fraction form
    18,977,683.39/28,460,629.29 = 6,845,570.62/x
  3. Step 3: Cross multiply
    18,977,683.39x = 28,460,629.29 × 6,845,570.62
  4. Step 4: Simplify right side
    18,977,683.39x = 194,829,247,648,854.75
  5. Step 5: Solve for x
    x = 194,829,247,648,854.75/18,977,683.39
  6. Step 6: Final answer
    x = 10,266,229.22

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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.