Home / 52,269,675.91-72,133,914.60-28,750,031.69

Finding the Fourth Proportional to 52,269,675.91, 72,133,914.60 and 28,750,031.69

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Solution

The fourth proportional to 52,269,675.91, 72,133,914.60 and 28,750,031.69 is: 39,676,012.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269,675.91 : 72,133,914.60 = 28,750,031.69 : x
  2. Step 2: Convert to fraction form
    52,269,675.91/72,133,914.60 = 28,750,031.69/x
  3. Step 3: Cross multiply
    52,269,675.91x = 72,133,914.60 × 28,750,031.69
  4. Step 4: Simplify right side
    52,269,675.91x = 2,073,852,330,313,083.75
  5. Step 5: Solve for x
    x = 2,073,852,330,313,083.75/52,269,675.91
  6. Step 6: Final answer
    x = 39,676,012.80

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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.