Home / 73,579,676.32-101,543,085.84-40,984,642.72

Finding the Fourth Proportional to 73,579,676.32, 101,543,085.84 and 40,984,642.72

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Solution

The fourth proportional to 73,579,676.32, 101,543,085.84 and 40,984,642.72 is: 56,560,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,579,676.32 : 101,543,085.84 = 40,984,642.72 : x
  2. Step 2: Convert to fraction form
    73,579,676.32/101,543,085.84 = 40,984,642.72/x
  3. Step 3: Cross multiply
    73,579,676.32x = 101,543,085.84 × 40,984,642.72
  4. Step 4: Simplify right side
    73,579,676.32x = 4,161,707,093,838,691
  5. Step 5: Solve for x
    x = 4,161,707,093,838,691/73,579,676.32
  6. Step 6: Final answer
    x = 56,560,551.80

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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.