Home / 56,656,218.70-84,872,353.65-31,051,405.90

Finding the Fourth Proportional to 56,656,218.70, 84,872,353.65 and 31,051,405.90

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Solution

The fourth proportional to 56,656,218.70, 84,872,353.65 and 31,051,405.90 is: 46,515,739.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,656,218.70 : 84,872,353.65 = 31,051,405.90 : x
  2. Step 2: Convert to fraction form
    56,656,218.70/84,872,353.65 = 31,051,405.90/x
  3. Step 3: Cross multiply
    56,656,218.70x = 84,872,353.65 × 31,051,405.90
  4. Step 4: Simplify right side
    56,656,218.70x = 2,635,405,902,874,496.50
  5. Step 5: Solve for x
    x = 2,635,405,902,874,496.50/56,656,218.70
  6. Step 6: Final answer
    x = 46,515,739.37

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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.