Home / 13,943,533.80-20,915,300.70-9,692,005.80

Finding the Fourth Proportional to 13,943,533.80, 20,915,300.70 and 9,692,005.80

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Solution

The fourth proportional to 13,943,533.80, 20,915,300.70 and 9,692,005.80 is: 14,538,008.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,533.80 : 20,915,300.70 = 9,692,005.80 : x
  2. Step 2: Convert to fraction form
    13,943,533.80/20,915,300.70 = 9,692,005.80/x
  3. Step 3: Cross multiply
    13,943,533.80x = 20,915,300.70 × 9,692,005.80
  4. Step 4: Simplify right side
    13,943,533.80x = 202,711,215,693,144.06
  5. Step 5: Solve for x
    x = 202,711,215,693,144.06/13,943,533.80
  6. Step 6: Final answer
    x = 14,538,008.70

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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.