Home / 57,726,663.04-86,579,168.91-28,965,076.12

Finding the Fourth Proportional to 57,726,663.04, 86,579,168.91 and 28,965,076.12

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Solution

The fourth proportional to 57,726,663.04, 86,579,168.91 and 28,965,076.12 is: 43,442,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,726,663.04 : 86,579,168.91 = 28,965,076.12 : x
  2. Step 2: Convert to fraction form
    57,726,663.04/86,579,168.91 = 28,965,076.12/x
  3. Step 3: Cross multiply
    57,726,663.04x = 86,579,168.91 × 28,965,076.12
  4. Step 4: Simplify right side
    57,726,663.04x = 2,507,772,217,884,487.50
  5. Step 5: Solve for x
    x = 2,507,772,217,884,487.50/57,726,663.04
  6. Step 6: Final answer
    x = 43,442,182.27

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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.