Home / 21,918,059.40-30,752,467.80-21,918,059.40

Finding the Fourth Proportional to 21,918,059.40, 30,752,467.80 and 21,918,059.40

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Solution

The fourth proportional to 21,918,059.40, 30,752,467.80 and 21,918,059.40 is: 30,752,467.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,918,059.40 : 30,752,467.80 = 21,918,059.40 : x
  2. Step 2: Convert to fraction form
    21,918,059.40/30,752,467.80 = 21,918,059.40/x
  3. Step 3: Cross multiply
    21,918,059.40x = 30,752,467.80 × 21,918,059.40
  4. Step 4: Simplify right side
    21,918,059.40x = 674,034,415,936,987.25
  5. Step 5: Solve for x
    x = 674,034,415,936,987.25/21,918,059.40
  6. Step 6: Final answer
    x = 30,752,467.80

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1.5x scale

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.