Home / 56,916,513.37-78,554,089.08-34,902,129.25

Finding the Fourth Proportional to 56,916,513.37, 78,554,089.08 and 34,902,129.25

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Solution

The fourth proportional to 56,916,513.37, 78,554,089.08 and 34,902,129.25 is: 48,170,641.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,916,513.37 : 78,554,089.08 = 34,902,129.25 : x
  2. Step 2: Convert to fraction form
    56,916,513.37/78,554,089.08 = 34,902,129.25/x
  3. Step 3: Cross multiply
    56,916,513.37x = 78,554,089.08 × 34,902,129.25
  4. Step 4: Simplify right side
    56,916,513.37x = 2,741,704,970,186,173.50
  5. Step 5: Solve for x
    x = 2,741,704,970,186,173.50/56,916,513.37
  6. Step 6: Final answer
    x = 48,170,641.66

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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.