Home / 21,062,913.45-29,551,851.75-21,062,913.45

Finding the Fourth Proportional to 21,062,913.45, 29,551,851.75 and 21,062,913.45

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Solution

The fourth proportional to 21,062,913.45, 29,551,851.75 and 21,062,913.45 is: 29,551,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,062,913.45 : 29,551,851.75 = 21,062,913.45 : x
  2. Step 2: Convert to fraction form
    21,062,913.45/29,551,851.75 = 21,062,913.45/x
  3. Step 3: Cross multiply
    21,062,913.45x = 29,551,851.75 × 21,062,913.45
  4. Step 4: Simplify right side
    21,062,913.45x = 622,448,095,697,481
  5. Step 5: Solve for x
    x = 622,448,095,697,481/21,062,913.45
  6. Step 6: Final answer
    x = 29,551,851.75

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.