Home / 27,603,654.41-38,091,488.62-15,213,710.28

Finding the Fourth Proportional to 27,603,654.41, 38,091,488.62 and 15,213,710.28

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Solution

The fourth proportional to 27,603,654.41, 38,091,488.62 and 15,213,710.28 is: 20,994,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,603,654.41 : 38,091,488.62 = 15,213,710.28 : x
  2. Step 2: Convert to fraction form
    27,603,654.41/38,091,488.62 = 15,213,710.28/x
  3. Step 3: Cross multiply
    27,603,654.41x = 38,091,488.62 × 15,213,710.28
  4. Step 4: Simplify right side
    27,603,654.41x = 579,512,872,089,150.50
  5. Step 5: Solve for x
    x = 579,512,872,089,150.50/27,603,654.41
  6. Step 6: Final answer
    x = 20,994,063.45

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Double scale
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1.5x scale

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.