Home / 7,250,528.64-10,005,500.46-3,987,333.28

Finding the Fourth Proportional to 7,250,528.64, 10,005,500.46 and 3,987,333.28

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Solution

The fourth proportional to 7,250,528.64, 10,005,500.46 and 3,987,333.28 is: 5,502,393.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250,528.64 : 10,005,500.46 = 3,987,333.28 : x
  2. Step 2: Convert to fraction form
    7,250,528.64/10,005,500.46 = 3,987,333.28/x
  3. Step 3: Cross multiply
    7,250,528.64x = 10,005,500.46 × 3,987,333.28
  4. Step 4: Simplify right side
    7,250,528.64x = 39,895,264,967,213.31
  5. Step 5: Solve for x
    x = 39,895,264,967,213.31/7,250,528.64
  6. Step 6: Final answer
    x = 5,502,393.96

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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.