Home / 30,038,655.73-41,454,160.02-16,987,866.28

Finding the Fourth Proportional to 30,038,655.73, 41,454,160.02 and 16,987,866.28

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Solution

The fourth proportional to 30,038,655.73, 41,454,160.02 and 16,987,866.28 is: 23,443,716.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,038,655.73 : 41,454,160.02 = 16,987,866.28 : x
  2. Step 2: Convert to fraction form
    30,038,655.73/41,454,160.02 = 16,987,866.28/x
  3. Step 3: Cross multiply
    30,038,655.73x = 41,454,160.02 × 16,987,866.28
  4. Step 4: Simplify right side
    30,038,655.73x = 704,217,726,877,272
  5. Step 5: Solve for x
    x = 704,217,726,877,272/30,038,655.73
  6. Step 6: Final answer
    x = 23,443,716.43

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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.