Home / 38,746,659.53-53,470,393.07-21,343,004.75

Finding the Fourth Proportional to 38,746,659.53, 53,470,393.07 and 21,343,004.75

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Solution

The fourth proportional to 38,746,659.53, 53,470,393.07 and 21,343,004.75 is: 29,453,348.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,746,659.53 : 53,470,393.07 = 21,343,004.75 : x
  2. Step 2: Convert to fraction form
    38,746,659.53/53,470,393.07 = 21,343,004.75/x
  3. Step 3: Cross multiply
    38,746,659.53x = 53,470,393.07 × 21,343,004.75
  4. Step 4: Simplify right side
    38,746,659.53x = 1,141,218,852,903,310
  5. Step 5: Solve for x
    x = 1,141,218,852,903,310/38,746,659.53
  6. Step 6: Final answer
    x = 29,453,348.16

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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.