Home / 57,843,654.98-86,772,066.44-20,972,908.63

Finding the Fourth Proportional to 57,843,654.98, 86,772,066.44 and 20,972,908.63

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Solution

The fourth proportional to 57,843,654.98, 86,772,066.44 and 20,972,908.63 is: 31,461,750.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,843,654.98 : 86,772,066.44 = 20,972,908.63 : x
  2. Step 2: Convert to fraction form
    57,843,654.98/86,772,066.44 = 20,972,908.63/x
  3. Step 3: Cross multiply
    57,843,654.98x = 86,772,066.44 × 20,972,908.63
  4. Step 4: Simplify right side
    57,843,654.98x = 1,819,862,620,917,911.50
  5. Step 5: Solve for x
    x = 1,819,862,620,917,911.50/57,843,654.98
  6. Step 6: Final answer
    x = 31,461,750.16

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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.