Home / 56,579,560.40-84,743,369.40-49,021,288.40

Finding the Fourth Proportional to 56,579,560.40, 84,743,369.40 and 49,021,288.40

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Solution

The fourth proportional to 56,579,560.40, 84,743,369.40 and 49,021,288.40 is: 73,422,789.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,579,560.40 : 84,743,369.40 = 49,021,288.40 : x
  2. Step 2: Convert to fraction form
    56,579,560.40/84,743,369.40 = 49,021,288.40/x
  3. Step 3: Cross multiply
    56,579,560.40x = 84,743,369.40 × 49,021,288.40
  4. Step 4: Simplify right side
    56,579,560.40x = 4,154,229,151,345,135
  5. Step 5: Solve for x
    x = 4,154,229,151,345,135/56,579,560.40
  6. Step 6: Final answer
    x = 73,422,789.47

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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.