Home / 61,579,314.54-84,526,792.83-54,453,871.71

Finding the Fourth Proportional to 61,579,314.54, 84,526,792.83 and 54,453,871.71

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Solution

The fourth proportional to 61,579,314.54, 84,526,792.83 and 54,453,871.71 is: 74,746,059.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,579,314.54 : 84,526,792.83 = 54,453,871.71 : x
  2. Step 2: Convert to fraction form
    61,579,314.54/84,526,792.83 = 54,453,871.71/x
  3. Step 3: Cross multiply
    61,579,314.54x = 84,526,792.83 × 54,453,871.71
  4. Step 4: Simplify right side
    61,579,314.54x = 4,602,811,132,822,568
  5. Step 5: Solve for x
    x = 4,602,811,132,822,568/61,579,314.54
  6. Step 6: Final answer
    x = 74,746,059.89

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.