Home / 65,184,717.21-89,962,730.51-39,093,589.05

Finding the Fourth Proportional to 65,184,717.21, 89,962,730.51 and 39,093,589.05

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Solution

The fourth proportional to 65,184,717.21, 89,962,730.51 and 39,093,589.05 is: 53,953,843.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,184,717.21 : 89,962,730.51 = 39,093,589.05 : x
  2. Step 2: Convert to fraction form
    65,184,717.21/89,962,730.51 = 39,093,589.05/x
  3. Step 3: Cross multiply
    65,184,717.21x = 89,962,730.51 × 39,093,589.05
  4. Step 4: Simplify right side
    65,184,717.21x = 3,516,966,016,373,837
  5. Step 5: Solve for x
    x = 3,516,966,016,373,837/65,184,717.21
  6. Step 6: Final answer
    x = 53,953,843.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.