Home / 30,636,947.52-45,959,623.20-13,597,243.20

Finding the Fourth Proportional to 30,636,947.52, 45,959,623.20 and 13,597,243.20

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Solution

The fourth proportional to 30,636,947.52, 45,959,623.20 and 13,597,243.20 is: 20,397,729.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,636,947.52 : 45,959,623.20 = 13,597,243.20 : x
  2. Step 2: Convert to fraction form
    30,636,947.52/45,959,623.20 = 13,597,243.20/x
  3. Step 3: Cross multiply
    30,636,947.52x = 45,959,623.20 × 13,597,243.20
  4. Step 4: Simplify right side
    30,636,947.52x = 624,924,174,030,762.25
  5. Step 5: Solve for x
    x = 624,924,174,030,762.25/30,636,947.52
  6. Step 6: Final answer
    x = 20,397,729.69

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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.