Home / 30,789,002.40-46,172,617.20-10,589,546.40

Finding the Fourth Proportional to 30,789,002.40, 46,172,617.20 and 10,589,546.40

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Solution

The fourth proportional to 30,789,002.40, 46,172,617.20 and 10,589,546.40 is: 15,880,575.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,789,002.40 : 46,172,617.20 = 10,589,546.40 : x
  2. Step 2: Convert to fraction form
    30,789,002.40/46,172,617.20 = 10,589,546.40/x
  3. Step 3: Cross multiply
    30,789,002.40x = 46,172,617.20 × 10,589,546.40
  4. Step 4: Simplify right side
    30,789,002.40x = 488,947,072,248,838.12
  5. Step 5: Solve for x
    x = 488,947,072,248,838.12/30,789,002.40
  6. Step 6: Final answer
    x = 15,880,575.34

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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.