Home / 30,903,523.85-46,320,023.30-12,447,656.26

Finding the Fourth Proportional to 30,903,523.85, 46,320,023.30 and 12,447,656.26

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Solution

The fourth proportional to 30,903,523.85, 46,320,023.30 and 12,447,656.26 is: 18,657,280.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,903,523.85 : 46,320,023.30 = 12,447,656.26 : x
  2. Step 2: Convert to fraction form
    30,903,523.85/46,320,023.30 = 12,447,656.26/x
  3. Step 3: Cross multiply
    30,903,523.85x = 46,320,023.30 × 12,447,656.26
  4. Step 4: Simplify right side
    30,903,523.85x = 576,575,727,908,910
  5. Step 5: Solve for x
    x = 576,575,727,908,910/30,903,523.85
  6. Step 6: Final answer
    x = 18,657,280.99

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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.