Home / 53,736,005.20-80,604,007.80-13,346,489.20

Finding the Fourth Proportional to 53,736,005.20, 80,604,007.80 and 13,346,489.20

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Solution

The fourth proportional to 53,736,005.20, 80,604,007.80 and 13,346,489.20 is: 20,019,733.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,736,005.20 : 80,604,007.80 = 13,346,489.20 : x
  2. Step 2: Convert to fraction form
    53,736,005.20/80,604,007.80 = 13,346,489.20/x
  3. Step 3: Cross multiply
    53,736,005.20x = 80,604,007.80 × 13,346,489.20
  4. Step 4: Simplify right side
    53,736,005.20x = 1,075,780,519,579,415.62
  5. Step 5: Solve for x
    x = 1,075,780,519,579,415.62/53,736,005.20
  6. Step 6: Final answer
    x = 20,019,733.80

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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.