Home / 38,654,566.50-53,341,942.59-21,250,785

Finding the Fourth Proportional to 38,654,566.50, 53,341,942.59 and 21,250,785

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Solution

The fourth proportional to 38,654,566.50, 53,341,942.59 and 21,250,785 is: 29,325,336.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,654,566.50 : 53,341,942.59 = 21,250,785 : x
  2. Step 2: Convert to fraction form
    38,654,566.50/53,341,942.59 = 21,250,785/x
  3. Step 3: Cross multiply
    38,654,566.50x = 53,341,942.59 × 21,250,785
  4. Step 4: Simplify right side
    38,654,566.50x = 1,133,558,153,462,433.25
  5. Step 5: Solve for x
    x = 1,133,558,153,462,433.25/38,654,566.50
  6. Step 6: Final answer
    x = 29,325,336.08

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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.