Home / 19,180,232.40-28,772,272.76-5,533,716.72

Finding the Fourth Proportional to 19,180,232.40, 28,772,272.76 and 5,533,716.72

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Solution

The fourth proportional to 19,180,232.40, 28,772,272.76 and 5,533,716.72 is: 8,301,130.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180,232.40 : 28,772,272.76 = 5,533,716.72 : x
  2. Step 2: Convert to fraction form
    19,180,232.40/28,772,272.76 = 5,533,716.72/x
  3. Step 3: Cross multiply
    19,180,232.40x = 28,772,272.76 × 5,533,716.72
  4. Step 4: Simplify right side
    19,180,232.40x = 159,217,606,844,412.56
  5. Step 5: Solve for x
    x = 159,217,606,844,412.56/19,180,232.40
  6. Step 6: Final answer
    x = 8,301,130.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.