Home / 84,726,918.10-116,916,730.26-47,550,018.31

Finding the Fourth Proportional to 84,726,918.10, 116,916,730.26 and 47,550,018.31

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Solution

The fourth proportional to 84,726,918.10, 116,916,730.26 and 47,550,018.31 is: 65,615,424.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,726,918.10 : 116,916,730.26 = 47,550,018.31 : x
  2. Step 2: Convert to fraction form
    84,726,918.10/116,916,730.26 = 47,550,018.31/x
  3. Step 3: Cross multiply
    84,726,918.10x = 116,916,730.26 × 47,550,018.31
  4. Step 4: Simplify right side
    84,726,918.10x = 5,559,392,664,137,726
  5. Step 5: Solve for x
    x = 5,559,392,664,137,726/84,726,918.10
  6. Step 6: Final answer
    x = 65,615,424.10

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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.