Home / 23,315,970.40-34,973,955.60-20,481,618.40

Finding the Fourth Proportional to 23,315,970.40, 34,973,955.60 and 20,481,618.40

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Solution

The fourth proportional to 23,315,970.40, 34,973,955.60 and 20,481,618.40 is: 30,722,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,315,970.40 : 34,973,955.60 = 20,481,618.40 : x
  2. Step 2: Convert to fraction form
    23,315,970.40/34,973,955.60 = 20,481,618.40/x
  3. Step 3: Cross multiply
    23,315,970.40x = 34,973,955.60 × 20,481,618.40
  4. Step 4: Simplify right side
    23,315,970.40x = 716,323,212,537,743
  5. Step 5: Solve for x
    x = 716,323,212,537,743/23,315,970.40
  6. Step 6: Final answer
    x = 30,722,427.60

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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.