Home / 56,713,388.80-84,881,126.40-52,178,425.60

Finding the Fourth Proportional to 56,713,388.80, 84,881,126.40 and 52,178,425.60

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Solution

The fourth proportional to 56,713,388.80, 84,881,126.40 and 52,178,425.60 is: 78,093,791.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,713,388.80 : 84,881,126.40 = 52,178,425.60 : x
  2. Step 2: Convert to fraction form
    56,713,388.80/84,881,126.40 = 52,178,425.60/x
  3. Step 3: Cross multiply
    56,713,388.80x = 84,881,126.40 × 52,178,425.60
  4. Step 4: Simplify right side
    56,713,388.80x = 4,428,963,538,706,596.50
  5. Step 5: Solve for x
    x = 4,428,963,538,706,596.50/56,713,388.80
  6. Step 6: Final answer
    x = 78,093,791.12

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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.