Home / 20,315,266.47-30,472,309.08-5,938,672.05

Finding the Fourth Proportional to 20,315,266.47, 30,472,309.08 and 5,938,672.05

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Solution

The fourth proportional to 20,315,266.47, 30,472,309.08 and 5,938,672.05 is: 8,907,835.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,315,266.47 : 30,472,309.08 = 5,938,672.05 : x
  2. Step 2: Convert to fraction form
    20,315,266.47/30,472,309.08 = 5,938,672.05/x
  3. Step 3: Cross multiply
    20,315,266.47x = 30,472,309.08 × 5,938,672.05
  4. Step 4: Simplify right side
    20,315,266.47x = 180,965,050,232,357.19
  5. Step 5: Solve for x
    x = 180,965,050,232,357.19/20,315,266.47
  6. Step 6: Final answer
    x = 8,907,835.42

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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.