Home / 5,072,037.88-6,999,680.52-2,780,295.16

Finding the Fourth Proportional to 5,072,037.88, 6,999,680.52 and 2,780,295.16

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Solution

The fourth proportional to 5,072,037.88, 6,999,680.52 and 2,780,295.16 is: 3,836,954.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072,037.88 : 6,999,680.52 = 2,780,295.16 : x
  2. Step 2: Convert to fraction form
    5,072,037.88/6,999,680.52 = 2,780,295.16/x
  3. Step 3: Cross multiply
    5,072,037.88x = 6,999,680.52 × 2,780,295.16
  4. Step 4: Simplify right side
    5,072,037.88x = 19,461,177,871,302.28
  5. Step 5: Solve for x
    x = 19,461,177,871,302.28/5,072,037.88
  6. Step 6: Final answer
    x = 3,836,954.36

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1.5x scale

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.