Home / 30,212,645.61-41,692,885.75-16,802,132.93

Finding the Fourth Proportional to 30,212,645.61, 41,692,885.75 and 16,802,132.93

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Solution

The fourth proportional to 30,212,645.61, 41,692,885.75 and 16,802,132.93 is: 23,186,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,212,645.61 : 41,692,885.75 = 16,802,132.93 : x
  2. Step 2: Convert to fraction form
    30,212,645.61/41,692,885.75 = 16,802,132.93/x
  3. Step 3: Cross multiply
    30,212,645.61x = 41,692,885.75 × 16,802,132.93
  4. Step 4: Simplify right side
    30,212,645.61x = 700,529,408,606,802.75
  5. Step 5: Solve for x
    x = 700,529,408,606,802.75/30,212,645.61
  6. Step 6: Final answer
    x = 23,186,629.12

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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.