Home / 11,819,160.60-17,692,379.06-7,711,637.20

Finding the Fourth Proportional to 11,819,160.60, 17,692,379.06 and 7,711,637.20

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Solution

The fourth proportional to 11,819,160.60, 17,692,379.06 and 7,711,637.20 is: 11,543,730.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,819,160.60 : 17,692,379.06 = 7,711,637.20 : x
  2. Step 2: Convert to fraction form
    11,819,160.60/17,692,379.06 = 7,711,637.20/x
  3. Step 3: Cross multiply
    11,819,160.60x = 17,692,379.06 × 7,711,637.20
  4. Step 4: Simplify right side
    11,819,160.60x = 136,437,208,515,597.03
  5. Step 5: Solve for x
    x = 136,437,208,515,597.03/11,819,160.60
  6. Step 6: Final answer
    x = 11,543,730.82

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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.