Home / 7,039,512.38-9,714,643.72-3,820,248.38

Finding the Fourth Proportional to 7,039,512.38, 9,714,643.72 and 3,820,248.38

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Solution

The fourth proportional to 7,039,512.38, 9,714,643.72 and 3,820,248.38 is: 5,272,006.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,039,512.38 : 9,714,643.72 = 3,820,248.38 : x
  2. Step 2: Convert to fraction form
    7,039,512.38/9,714,643.72 = 3,820,248.38/x
  3. Step 3: Cross multiply
    7,039,512.38x = 9,714,643.72 × 3,820,248.38
  4. Step 4: Simplify right side
    7,039,512.38x = 37,112,351,875,483.33
  5. Step 5: Solve for x
    x = 37,112,351,875,483.33/7,039,512.38
  6. Step 6: Final answer
    x = 5,272,006.06

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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.