Home / 52,158,009.44-71,985,538.08-31,250,867.76

Finding the Fourth Proportional to 52,158,009.44, 71,985,538.08 and 31,250,867.76

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Solution

The fourth proportional to 52,158,009.44, 71,985,538.08 and 31,250,867.76 is: 43,130,682.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,158,009.44 : 71,985,538.08 = 31,250,867.76 : x
  2. Step 2: Convert to fraction form
    52,158,009.44/71,985,538.08 = 31,250,867.76/x
  3. Step 3: Cross multiply
    52,158,009.44x = 71,985,538.08 × 31,250,867.76
  4. Step 4: Simplify right side
    52,158,009.44x = 2,249,610,531,170,524.25
  5. Step 5: Solve for x
    x = 2,249,610,531,170,524.25/52,158,009.44
  6. Step 6: Final answer
    x = 43,130,682.24

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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.