Home / 84,749,362.40-127,125,518.62-23,338,205.58

Finding the Fourth Proportional to 84,749,362.40, 127,125,518.62 and 23,338,205.58

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Solution

The fourth proportional to 84,749,362.40, 127,125,518.62 and 23,338,205.58 is: 35,007,714.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,749,362.40 : 127,125,518.62 = 23,338,205.58 : x
  2. Step 2: Convert to fraction form
    84,749,362.40/127,125,518.62 = 23,338,205.58/x
  3. Step 3: Cross multiply
    84,749,362.40x = 127,125,518.62 × 23,338,205.58
  4. Step 4: Simplify right side
    84,749,362.40x = 2,966,881,488,017,678
  5. Step 5: Solve for x
    x = 2,966,881,488,017,678/84,749,362.40
  6. Step 6: Final answer
    x = 35,007,714.56

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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.