Home / 5,370,412.96-7,411,200.74-2,923,018.20

Finding the Fourth Proportional to 5,370,412.96, 7,411,200.74 and 2,923,018.20

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Solution

The fourth proportional to 5,370,412.96, 7,411,200.74 and 2,923,018.20 is: 4,033,781.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,412.96 : 7,411,200.74 = 2,923,018.20 : x
  2. Step 2: Convert to fraction form
    5,370,412.96/7,411,200.74 = 2,923,018.20/x
  3. Step 3: Cross multiply
    5,370,412.96x = 7,411,200.74 × 2,923,018.20
  4. Step 4: Simplify right side
    5,370,412.96x = 21,663,074,646,873.47
  5. Step 5: Solve for x
    x = 21,663,074,646,873.47/5,370,412.96
  6. Step 6: Final answer
    x = 4,033,781.91

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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.