Home / 28,510,075.98-39,344,734.66-16,119,903.25

Finding the Fourth Proportional to 28,510,075.98, 39,344,734.66 and 16,119,903.25

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Solution

The fourth proportional to 28,510,075.98, 39,344,734.66 and 16,119,903.25 is: 22,245,935.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,510,075.98 : 39,344,734.66 = 16,119,903.25 : x
  2. Step 2: Convert to fraction form
    28,510,075.98/39,344,734.66 = 16,119,903.25/x
  3. Step 3: Cross multiply
    28,510,075.98x = 39,344,734.66 × 16,119,903.25
  4. Step 4: Simplify right side
    28,510,075.98x = 634,233,315,977,460
  5. Step 5: Solve for x
    x = 634,233,315,977,460/28,510,075.98
  6. Step 6: Final answer
    x = 22,245,935.66

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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.