Home / 53,759,365.20-80,639,339.40-13,369,849.20

Finding the Fourth Proportional to 53,759,365.20, 80,639,339.40 and 13,369,849.20

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Solution

The fourth proportional to 53,759,365.20, 80,639,339.40 and 13,369,849.20 is: 20,054,846.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,759,365.20 : 80,639,339.40 = 13,369,849.20 : x
  2. Step 2: Convert to fraction form
    53,759,365.20/80,639,339.40 = 13,369,849.20/x
  3. Step 3: Cross multiply
    53,759,365.20x = 80,639,339.40 × 13,369,849.20
  4. Step 4: Simplify right side
    53,759,365.20x = 1,078,135,807,365,618.50
  5. Step 5: Solve for x
    x = 1,078,135,807,365,618.50/53,759,365.20
  6. Step 6: Final answer
    x = 20,054,846.32

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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.