Home / 53,640,840.50-80,473,254.86-19,562,186.38

Finding the Fourth Proportional to 53,640,840.50, 80,473,254.86 and 19,562,186.38

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Solution

The fourth proportional to 53,640,840.50, 80,473,254.86 and 19,562,186.38 is: 29,347,653.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,640,840.50 : 80,473,254.86 = 19,562,186.38 : x
  2. Step 2: Convert to fraction form
    53,640,840.50/80,473,254.86 = 19,562,186.38/x
  3. Step 3: Cross multiply
    53,640,840.50x = 80,473,254.86 × 19,562,186.38
  4. Step 4: Simplify right side
    53,640,840.50x = 1,574,232,810,176,560.75
  5. Step 5: Solve for x
    x = 1,574,232,810,176,560.75/53,640,840.50
  6. Step 6: Final answer
    x = 29,347,653.68

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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.