Home / 10,075,738.79-15,115,755.09-3,252,699.74

Finding the Fourth Proportional to 10,075,738.79, 15,115,755.09 and 3,252,699.74

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Solution

The fourth proportional to 10,075,738.79, 15,115,755.09 and 3,252,699.74 is: 4,879,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,075,738.79 : 15,115,755.09 = 3,252,699.74 : x
  2. Step 2: Convert to fraction form
    10,075,738.79/15,115,755.09 = 3,252,699.74/x
  3. Step 3: Cross multiply
    10,075,738.79x = 15,115,755.09 × 3,252,699.74
  4. Step 4: Simplify right side
    10,075,738.79x = 49,167,012,575,567.90
  5. Step 5: Solve for x
    x = 49,167,012,575,567.90/10,075,738.79
  6. Step 6: Final answer
    x = 4,879,742.68

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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.