Home / 19,348,045.16-28,958,272.94-10,698,839.24

Finding the Fourth Proportional to 19,348,045.16, 28,958,272.94 and 10,698,839.24

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Solution

The fourth proportional to 19,348,045.16, 28,958,272.94 and 10,698,839.24 is: 16,012,982.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348,045.16 : 28,958,272.94 = 10,698,839.24 : x
  2. Step 2: Convert to fraction form
    19,348,045.16/28,958,272.94 = 10,698,839.24/x
  3. Step 3: Cross multiply
    19,348,045.16x = 28,958,272.94 × 10,698,839.24
  4. Step 4: Simplify right side
    19,348,045.16x = 309,819,906,735,057.88
  5. Step 5: Solve for x
    x = 309,819,906,735,057.88/19,348,045.16
  6. Step 6: Final answer
    x = 16,012,982.41

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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.