Home / 30,614,910.60-45,859,380.30-15,477,371.40

Finding the Fourth Proportional to 30,614,910.60, 45,859,380.30 and 15,477,371.40

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Solution

The fourth proportional to 30,614,910.60, 45,859,380.30 and 15,477,371.40 is: 23,184,214.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,614,910.60 : 45,859,380.30 = 15,477,371.40 : x
  2. Step 2: Convert to fraction form
    30,614,910.60/45,859,380.30 = 15,477,371.40/x
  3. Step 3: Cross multiply
    30,614,910.60x = 45,859,380.30 × 15,477,371.40
  4. Step 4: Simplify right side
    30,614,910.60x = 709,782,661,076,943.38
  5. Step 5: Solve for x
    x = 709,782,661,076,943.38/30,614,910.60
  6. Step 6: Final answer
    x = 23,184,214.72

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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.