Home / 30,212,298.51-45,318,406.25-14,029,400.45

Finding the Fourth Proportional to 30,212,298.51, 45,318,406.25 and 14,029,400.45

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Solution

The fourth proportional to 30,212,298.51, 45,318,406.25 and 14,029,400.45 is: 21,044,081.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,212,298.51 : 45,318,406.25 = 14,029,400.45 : x
  2. Step 2: Convert to fraction form
    30,212,298.51/45,318,406.25 = 14,029,400.45/x
  3. Step 3: Cross multiply
    30,212,298.51x = 45,318,406.25 × 14,029,400.45
  4. Step 4: Simplify right side
    30,212,298.51x = 635,790,068,740,293.75
  5. Step 5: Solve for x
    x = 635,790,068,740,293.75/30,212,298.51
  6. Step 6: Final answer
    x = 21,044,081.39

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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.