Home / 30,610,475.96-45,915,428.94-12,410,345

Finding the Fourth Proportional to 30,610,475.96, 45,915,428.94 and 12,410,345

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Solution

The fourth proportional to 30,610,475.96, 45,915,428.94 and 12,410,345 is: 18,615,401.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,610,475.96 : 45,915,428.94 = 12,410,345 : x
  2. Step 2: Convert to fraction form
    30,610,475.96/45,915,428.94 = 12,410,345/x
  3. Step 3: Cross multiply
    30,610,475.96x = 45,915,428.94 × 12,410,345
  4. Step 4: Simplify right side
    30,610,475.96x = 569,826,313,968,384.25
  5. Step 5: Solve for x
    x = 569,826,313,968,384.25/30,610,475.96
  6. Step 6: Final answer
    x = 18,615,401.95

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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.