Home / 37,857,810-52,243,777.80-21,561,802.32

Finding the Fourth Proportional to 37,857,810, 52,243,777.80 and 21,561,802.32

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Solution

The fourth proportional to 37,857,810, 52,243,777.80 and 21,561,802.32 is: 29,755,287.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,857,810 : 52,243,777.80 = 21,561,802.32 : x
  2. Step 2: Convert to fraction form
    37,857,810/52,243,777.80 = 21,561,802.32/x
  3. Step 3: Cross multiply
    37,857,810x = 52,243,777.80 × 21,561,802.32
  4. Step 4: Simplify right side
    37,857,810x = 1,126,470,009,373,604.50
  5. Step 5: Solve for x
    x = 1,126,470,009,373,604.50/37,857,810
  6. Step 6: Final answer
    x = 29,755,287.20

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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.