Home / 52,521,395.96-72,491,619.66-30,798,362.36

Finding the Fourth Proportional to 52,521,395.96, 72,491,619.66 and 30,798,362.36

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Solution

The fourth proportional to 52,521,395.96, 72,491,619.66 and 30,798,362.36 is: 42,508,831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521,395.96 : 72,491,619.66 = 30,798,362.36 : x
  2. Step 2: Convert to fraction form
    52,521,395.96/72,491,619.66 = 30,798,362.36/x
  3. Step 3: Cross multiply
    52,521,395.96x = 72,491,619.66 × 30,798,362.36
  4. Step 4: Simplify right side
    52,521,395.96x = 2,232,623,170,351,979.75
  5. Step 5: Solve for x
    x = 2,232,623,170,351,979.75/52,521,395.96
  6. Step 6: Final answer
    x = 42,508,831.49

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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.