Home / 13,366,241.76-18,445,427.28-7,254,671.52

Finding the Fourth Proportional to 13,366,241.76, 18,445,427.28 and 7,254,671.52

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Solution

The fourth proportional to 13,366,241.76, 18,445,427.28 and 7,254,671.52 is: 10,011,454.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,241.76 : 18,445,427.28 = 7,254,671.52 : x
  2. Step 2: Convert to fraction form
    13,366,241.76/18,445,427.28 = 7,254,671.52/x
  3. Step 3: Cross multiply
    13,366,241.76x = 18,445,427.28 × 7,254,671.52
  4. Step 4: Simplify right side
    13,366,241.76x = 133,815,515,962,447.06
  5. Step 5: Solve for x
    x = 133,815,515,962,447.06/13,366,241.76
  6. Step 6: Final answer
    x = 10,011,454.11

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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.