Home / 40,455,603.54-60,670,756.35-13,522,960.98

Finding the Fourth Proportional to 40,455,603.54, 60,670,756.35 and 13,522,960.98

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Solution

The fourth proportional to 40,455,603.54, 60,670,756.35 and 13,522,960.98 is: 20,280,213.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,455,603.54 : 60,670,756.35 = 13,522,960.98 : x
  2. Step 2: Convert to fraction form
    40,455,603.54/60,670,756.35 = 13,522,960.98/x
  3. Step 3: Cross multiply
    40,455,603.54x = 60,670,756.35 × 13,522,960.98
  4. Step 4: Simplify right side
    40,455,603.54x = 820,448,270,748,137.25
  5. Step 5: Solve for x
    x = 820,448,270,748,137.25/40,455,603.54
  6. Step 6: Final answer
    x = 20,280,213.34

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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.