Home / 52,003,126.09-71,766,569.87-28,798,253.06

Finding the Fourth Proportional to 52,003,126.09, 71,766,569.87 and 28,798,253.06

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Solution

The fourth proportional to 52,003,126.09, 71,766,569.87 and 28,798,253.06 is: 39,742,838.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,003,126.09 : 71,766,569.87 = 28,798,253.06 : x
  2. Step 2: Convert to fraction form
    52,003,126.09/71,766,569.87 = 28,798,253.06/x
  3. Step 3: Cross multiply
    52,003,126.09x = 71,766,569.87 × 28,798,253.06
  4. Step 4: Simplify right side
    52,003,126.09x = 2,066,751,840,364,431.25
  5. Step 5: Solve for x
    x = 2,066,751,840,364,431.25/52,003,126.09
  6. Step 6: Final answer
    x = 39,742,838.47

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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.