Home / 13,512,201.84-18,646,856.52-7,317,259.24

Finding the Fourth Proportional to 13,512,201.84, 18,646,856.52 and 7,317,259.24

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Solution

The fourth proportional to 13,512,201.84, 18,646,856.52 and 7,317,259.24 is: 10,097,827.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,512,201.84 : 18,646,856.52 = 7,317,259.24 : x
  2. Step 2: Convert to fraction form
    13,512,201.84/18,646,856.52 = 7,317,259.24/x
  3. Step 3: Cross multiply
    13,512,201.84x = 18,646,856.52 × 7,317,259.24
  4. Step 4: Simplify right side
    13,512,201.84x = 136,443,883,167,924.25
  5. Step 5: Solve for x
    x = 136,443,883,167,924.25/13,512,201.84
  6. Step 6: Final answer
    x = 10,097,827.49

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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.