Home / 30,830,244.02-42,542,636.10-17,076,638.42

Finding the Fourth Proportional to 30,830,244.02, 42,542,636.10 and 17,076,638.42

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Solution

The fourth proportional to 30,830,244.02, 42,542,636.10 and 17,076,638.42 is: 23,564,043.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830,244.02 : 42,542,636.10 = 17,076,638.42 : x
  2. Step 2: Convert to fraction form
    30,830,244.02/42,542,636.10 = 17,076,638.42/x
  3. Step 3: Cross multiply
    30,830,244.02x = 42,542,636.10 × 17,076,638.42
  4. Step 4: Simplify right side
    30,830,244.02x = 726,485,214,113,339.12
  5. Step 5: Solve for x
    x = 726,485,214,113,339.12/30,830,244.02
  6. Step 6: Final answer
    x = 23,564,043.59

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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.