Home / 37,071,125.80-55,606,688.70-12,801,986.80

Finding the Fourth Proportional to 37,071,125.80, 55,606,688.70 and 12,801,986.80

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Solution

The fourth proportional to 37,071,125.80, 55,606,688.70 and 12,801,986.80 is: 19,202,980.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,071,125.80 : 55,606,688.70 = 12,801,986.80 : x
  2. Step 2: Convert to fraction form
    37,071,125.80/55,606,688.70 = 12,801,986.80/x
  3. Step 3: Cross multiply
    37,071,125.80x = 55,606,688.70 × 12,801,986.80
  4. Step 4: Simplify right side
    37,071,125.80x = 711,876,094,729,109.25
  5. Step 5: Solve for x
    x = 711,876,094,729,109.25/37,071,125.80
  6. Step 6: Final answer
    x = 19,202,980.20

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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.