Home / 56,854,550.36-78,459,277.48-30,749,067.56

Finding the Fourth Proportional to 56,854,550.36, 78,459,277.48 and 30,749,067.56

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Solution

The fourth proportional to 56,854,550.36, 78,459,277.48 and 30,749,067.56 is: 42,433,712.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,854,550.36 : 78,459,277.48 = 30,749,067.56 : x
  2. Step 2: Convert to fraction form
    56,854,550.36/78,459,277.48 = 30,749,067.56/x
  3. Step 3: Cross multiply
    56,854,550.36x = 78,459,277.48 × 30,749,067.56
  4. Step 4: Simplify right side
    56,854,550.36x = 2,412,549,623,472,137.50
  5. Step 5: Solve for x
    x = 2,412,549,623,472,137.50/56,854,550.36
  6. Step 6: Final answer
    x = 42,433,712.14

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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.