Home / 51,475,601.40-77,213,340.06-13,137,119.61

Finding the Fourth Proportional to 51,475,601.40, 77,213,340.06 and 13,137,119.61

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Solution

The fourth proportional to 51,475,601.40, 77,213,340.06 and 13,137,119.61 is: 19,705,663.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,475,601.40 : 77,213,340.06 = 13,137,119.61 : x
  2. Step 2: Convert to fraction form
    51,475,601.40/77,213,340.06 = 13,137,119.61/x
  3. Step 3: Cross multiply
    51,475,601.40x = 77,213,340.06 × 13,137,119.61
  4. Step 4: Simplify right side
    51,475,601.40x = 1,014,360,884,025,231.62
  5. Step 5: Solve for x
    x = 1,014,360,884,025,231.62/51,475,601.40
  6. Step 6: Final answer
    x = 19,705,663.58

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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.