Home / 38,746,660.03-53,470,393.76-21,343,005.25

Finding the Fourth Proportional to 38,746,660.03, 53,470,393.76 and 21,343,005.25

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Solution

The fourth proportional to 38,746,660.03, 53,470,393.76 and 21,343,005.25 is: 29,453,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,746,660.03 : 53,470,393.76 = 21,343,005.25 : x
  2. Step 2: Convert to fraction form
    38,746,660.03/53,470,393.76 = 21,343,005.25/x
  3. Step 3: Cross multiply
    38,746,660.03x = 53,470,393.76 × 21,343,005.25
  4. Step 4: Simplify right side
    38,746,660.03x = 1,141,218,894,365,180.25
  5. Step 5: Solve for x
    x = 1,141,218,894,365,180.25/38,746,660.03
  6. Step 6: Final answer
    x = 29,453,348.85

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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.