Home / 53,485,387.20-80,228,080.80-13,095,871.20

Finding the Fourth Proportional to 53,485,387.20, 80,228,080.80 and 13,095,871.20

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Solution

The fourth proportional to 53,485,387.20, 80,228,080.80 and 13,095,871.20 is: 19,643,806.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,485,387.20 : 80,228,080.80 = 13,095,871.20 : x
  2. Step 2: Convert to fraction form
    53,485,387.20/80,228,080.80 = 13,095,871.20/x
  3. Step 3: Cross multiply
    53,485,387.20x = 80,228,080.80 × 13,095,871.20
  4. Step 4: Simplify right side
    53,485,387.20x = 1,050,656,612,779,992.88
  5. Step 5: Solve for x
    x = 1,050,656,612,779,992.88/53,485,387.20
  6. Step 6: Final answer
    x = 19,643,806.80

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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.