Home / 10,138,075.02-15,203,897.64-3,313,104.12

Finding the Fourth Proportional to 10,138,075.02, 15,203,897.64 and 3,313,104.12

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Solution

The fourth proportional to 10,138,075.02, 15,203,897.64 and 3,313,104.12 is: 4,968,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,138,075.02 : 15,203,897.64 = 3,313,104.12 : x
  2. Step 2: Convert to fraction form
    10,138,075.02/15,203,897.64 = 3,313,104.12/x
  3. Step 3: Cross multiply
    10,138,075.02x = 15,203,897.64 × 3,313,104.12
  4. Step 4: Simplify right side
    10,138,075.02x = 50,372,095,911,142.28
  5. Step 5: Solve for x
    x = 50,372,095,911,142.28/10,138,075.02
  6. Step 6: Final answer
    x = 4,968,605.56

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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.