Home / 30,119,931-45,343,781.37-27,441,468.36

Finding the Fourth Proportional to 30,119,931, 45,343,781.37 and 27,441,468.36

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Solution

The fourth proportional to 30,119,931, 45,343,781.37 and 27,441,468.36 is: 41,311,513.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,119,931 : 45,343,781.37 = 27,441,468.36 : x
  2. Step 2: Convert to fraction form
    30,119,931/45,343,781.37 = 27,441,468.36/x
  3. Step 3: Cross multiply
    30,119,931x = 45,343,781.37 × 27,441,468.36
  4. Step 4: Simplify right side
    30,119,931x = 1,244,299,941,787,612.25
  5. Step 5: Solve for x
    x = 1,244,299,941,787,612.25/30,119,931
  6. Step 6: Final answer
    x = 41,311,513.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.