Home / 56,018,594.44-77,305,734.79-30,900,137.13

Finding the Fourth Proportional to 56,018,594.44, 77,305,734.79 and 30,900,137.13

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Solution

The fourth proportional to 56,018,594.44, 77,305,734.79 and 30,900,137.13 is: 42,642,230.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,018,594.44 : 77,305,734.79 = 30,900,137.13 : x
  2. Step 2: Convert to fraction form
    56,018,594.44/77,305,734.79 = 30,900,137.13/x
  3. Step 3: Cross multiply
    56,018,594.44x = 77,305,734.79 × 30,900,137.13
  4. Step 4: Simplify right side
    56,018,594.44x = 2,388,757,805,559,883.50
  5. Step 5: Solve for x
    x = 2,388,757,805,559,883.50/56,018,594.44
  6. Step 6: Final answer
    x = 42,642,230.31

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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.