Home / 18,923,743.04-26,114,775.44-10,221,915.48

Finding the Fourth Proportional to 18,923,743.04, 26,114,775.44 and 10,221,915.48

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Solution

The fourth proportional to 18,923,743.04, 26,114,775.44 and 10,221,915.48 is: 14,106,248.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,923,743.04 : 26,114,775.44 = 10,221,915.48 : x
  2. Step 2: Convert to fraction form
    18,923,743.04/26,114,775.44 = 10,221,915.48/x
  3. Step 3: Cross multiply
    18,923,743.04x = 26,114,775.44 × 10,221,915.48
  4. Step 4: Simplify right side
    18,923,743.04x = 266,943,027,326,859.84
  5. Step 5: Solve for x
    x = 266,943,027,326,859.84/18,923,743.04
  6. Step 6: Final answer
    x = 14,106,248.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.