Home / 68,170,075.54-94,077,025.69-40,316,662.24

Finding the Fourth Proportional to 68,170,075.54, 94,077,025.69 and 40,316,662.24

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Solution

The fourth proportional to 68,170,075.54, 94,077,025.69 and 40,316,662.24 is: 55,638,366.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,170,075.54 : 94,077,025.69 = 40,316,662.24 : x
  2. Step 2: Convert to fraction form
    68,170,075.54/94,077,025.69 = 40,316,662.24/x
  3. Step 3: Cross multiply
    68,170,075.54x = 94,077,025.69 × 40,316,662.24
  4. Step 4: Simplify right side
    68,170,075.54x = 3,792,871,669,287,533
  5. Step 5: Solve for x
    x = 3,792,871,669,287,533/68,170,075.54
  6. Step 6: Final answer
    x = 55,638,366.82

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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.