Home / 13,349,028.48-18,422,047.84-7,547,685.60

Finding the Fourth Proportional to 13,349,028.48, 18,422,047.84 and 7,547,685.60

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Solution

The fourth proportional to 13,349,028.48, 18,422,047.84 and 7,547,685.60 is: 10,416,025.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,028.48 : 18,422,047.84 = 7,547,685.60 : x
  2. Step 2: Convert to fraction form
    13,349,028.48/18,422,047.84 = 7,547,685.60/x
  3. Step 3: Cross multiply
    13,349,028.48x = 18,422,047.84 × 7,547,685.60
  4. Step 4: Simplify right side
    13,349,028.48x = 139,043,825,204,479.09
  5. Step 5: Solve for x
    x = 139,043,825,204,479.09/13,349,028.48
  6. Step 6: Final answer
    x = 10,416,025.81

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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.