Home / 30,644,075.48-42,289,109.43-16,893,531.68

Finding the Fourth Proportional to 30,644,075.48, 42,289,109.43 and 16,893,531.68

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Solution

The fourth proportional to 30,644,075.48, 42,289,109.43 and 16,893,531.68 is: 23,313,230.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,644,075.48 : 42,289,109.43 = 16,893,531.68 : x
  2. Step 2: Convert to fraction form
    30,644,075.48/42,289,109.43 = 16,893,531.68/x
  3. Step 3: Cross multiply
    30,644,075.48x = 42,289,109.43 × 16,893,531.68
  4. Step 4: Simplify right side
    30,644,075.48x = 714,412,409,874,691.75
  5. Step 5: Solve for x
    x = 714,412,409,874,691.75/30,644,075.48
  6. Step 6: Final answer
    x = 23,313,230.98

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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.