Home / 12,273,720.39-18,411,318.69-3,754,130.67

Finding the Fourth Proportional to 12,273,720.39, 18,411,318.69 and 3,754,130.67

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Solution

The fourth proportional to 12,273,720.39, 18,411,318.69 and 3,754,130.67 is: 5,631,421.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,720.39 : 18,411,318.69 = 3,754,130.67 : x
  2. Step 2: Convert to fraction form
    12,273,720.39/18,411,318.69 = 3,754,130.67/x
  3. Step 3: Cross multiply
    12,273,720.39x = 18,411,318.69 × 3,754,130.67
  4. Step 4: Simplify right side
    12,273,720.39x = 69,118,496,169,273.23
  5. Step 5: Solve for x
    x = 69,118,496,169,273.23/12,273,720.39
  6. Step 6: Final answer
    x = 5,631,421.77

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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.