Home / 22,759,321.10-34,138,981.65-20,686,701.20

Finding the Fourth Proportional to 22,759,321.10, 34,138,981.65 and 20,686,701.20

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Solution

The fourth proportional to 22,759,321.10, 34,138,981.65 and 20,686,701.20 is: 31,030,051.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,759,321.10 : 34,138,981.65 = 20,686,701.20 : x
  2. Step 2: Convert to fraction form
    22,759,321.10/34,138,981.65 = 20,686,701.20/x
  3. Step 3: Cross multiply
    22,759,321.10x = 34,138,981.65 × 20,686,701.20
  4. Step 4: Simplify right side
    22,759,321.10x = 706,222,912,665,832.88
  5. Step 5: Solve for x
    x = 706,222,912,665,832.88/22,759,321.10
  6. Step 6: Final answer
    x = 31,030,051.80

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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.