Home / 7,521,977.94-10,380,038.49-4,084,140.30

Finding the Fourth Proportional to 7,521,977.94, 10,380,038.49 and 4,084,140.30

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Solution

The fourth proportional to 7,521,977.94, 10,380,038.49 and 4,084,140.30 is: 5,635,955.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521,977.94 : 10,380,038.49 = 4,084,140.30 : x
  2. Step 2: Convert to fraction form
    7,521,977.94/10,380,038.49 = 4,084,140.30/x
  3. Step 3: Cross multiply
    7,521,977.94x = 10,380,038.49 × 4,084,140.30
  4. Step 4: Simplify right side
    7,521,977.94x = 42,393,533,512,560.15
  5. Step 5: Solve for x
    x = 42,393,533,512,560.15/7,521,977.94
  6. Step 6: Final answer
    x = 5,635,955.58

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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.