Home / 20,506,654.90-30,759,982.35-5,362,117.30

Finding the Fourth Proportional to 20,506,654.90, 30,759,982.35 and 5,362,117.30

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Solution

The fourth proportional to 20,506,654.90, 30,759,982.35 and 5,362,117.30 is: 8,043,175.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,506,654.90 : 30,759,982.35 = 5,362,117.30 : x
  2. Step 2: Convert to fraction form
    20,506,654.90/30,759,982.35 = 5,362,117.30/x
  3. Step 3: Cross multiply
    20,506,654.90x = 30,759,982.35 × 5,362,117.30
  4. Step 4: Simplify right side
    20,506,654.90x = 164,938,633,506,629.66
  5. Step 5: Solve for x
    x = 164,938,633,506,629.66/20,506,654.90
  6. Step 6: Final answer
    x = 8,043,175.95

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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.