Home / 73,547,415.82-101,500,043.25-40,507,658.38

Finding the Fourth Proportional to 73,547,415.82, 101,500,043.25 and 40,507,658.38

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Solution

The fourth proportional to 73,547,415.82, 101,500,043.25 and 40,507,658.38 is: 55,903,107.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,547,415.82 : 101,500,043.25 = 40,507,658.38 : x
  2. Step 2: Convert to fraction form
    73,547,415.82/101,500,043.25 = 40,507,658.38/x
  3. Step 3: Cross multiply
    73,547,415.82x = 101,500,043.25 × 40,507,658.38
  4. Step 4: Simplify right side
    73,547,415.82x = 4,111,529,077,526,225
  5. Step 5: Solve for x
    x = 4,111,529,077,526,225/73,547,415.82
  6. Step 6: Final answer
    x = 55,903,107.29

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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.