Home / 62,942,324.48-86,837,366.40-38,144,622.72

Finding the Fourth Proportional to 62,942,324.48, 86,837,366.40 and 38,144,622.72

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Solution

The fourth proportional to 62,942,324.48, 86,837,366.40 and 38,144,622.72 is: 52,625,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,942,324.48 : 86,837,366.40 = 38,144,622.72 : x
  2. Step 2: Convert to fraction form
    62,942,324.48/86,837,366.40 = 38,144,622.72/x
  3. Step 3: Cross multiply
    62,942,324.48x = 86,837,366.40 × 38,144,622.72
  4. Step 4: Simplify right side
    62,942,324.48x = 3,312,378,579,326,404.50
  5. Step 5: Solve for x
    x = 3,312,378,579,326,404.50/62,942,324.48
  6. Step 6: Final answer
    x = 52,625,615.70

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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.