Home / 18,171,032.37-25,076,320.29-9,911,092.53

Finding the Fourth Proportional to 18,171,032.37, 25,076,320.29 and 9,911,092.53

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Solution

The fourth proportional to 18,171,032.37, 25,076,320.29 and 9,911,092.53 is: 13,677,468.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,171,032.37 : 25,076,320.29 = 9,911,092.53 : x
  2. Step 2: Convert to fraction form
    18,171,032.37/25,076,320.29 = 9,911,092.53/x
  3. Step 3: Cross multiply
    18,171,032.37x = 25,076,320.29 × 9,911,092.53
  4. Step 4: Simplify right side
    18,171,032.37x = 248,533,730,706,106.41
  5. Step 5: Solve for x
    x = 248,533,730,706,106.41/18,171,032.37
  6. Step 6: Final answer
    x = 13,677,468.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.