Home / 13,449,173.85-18,559,838.75-7,337,602.89

Finding the Fourth Proportional to 13,449,173.85, 18,559,838.75 and 7,337,602.89

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Solution

The fourth proportional to 13,449,173.85, 18,559,838.75 and 7,337,602.89 is: 10,125,880.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,449,173.85 : 18,559,838.75 = 7,337,602.89 : x
  2. Step 2: Convert to fraction form
    13,449,173.85/18,559,838.75 = 7,337,602.89/x
  3. Step 3: Cross multiply
    13,449,173.85x = 18,559,838.75 × 7,337,602.89
  4. Step 4: Simplify right side
    13,449,173.85x = 136,184,726,413,245.97
  5. Step 5: Solve for x
    x = 136,184,726,413,245.97/13,449,173.85
  6. Step 6: Final answer
    x = 10,125,880.44

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1.5x scale

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.