Home / 13,302,048.20-19,953,072.30-9,688,249.40

Finding the Fourth Proportional to 13,302,048.20, 19,953,072.30 and 9,688,249.40

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Solution

The fourth proportional to 13,302,048.20, 19,953,072.30 and 9,688,249.40 is: 14,532,374.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,048.20 : 19,953,072.30 = 9,688,249.40 : x
  2. Step 2: Convert to fraction form
    13,302,048.20/19,953,072.30 = 9,688,249.40/x
  3. Step 3: Cross multiply
    13,302,048.20x = 19,953,072.30 × 9,688,249.40
  4. Step 4: Simplify right side
    13,302,048.20x = 193,310,340,738,631.62
  5. Step 5: Solve for x
    x = 193,310,340,738,631.62/13,302,048.20
  6. Step 6: Final answer
    x = 14,532,374.10

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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.