Home / 30,830,244.65-42,542,636.96-17,076,639.05

Finding the Fourth Proportional to 30,830,244.65, 42,542,636.96 and 17,076,639.05

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Solution

The fourth proportional to 30,830,244.65, 42,542,636.96 and 17,076,639.05 is: 23,564,044.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,830,244.65 : 42,542,636.96 = 17,076,639.05 : x
  2. Step 2: Convert to fraction form
    30,830,244.65/42,542,636.96 = 17,076,639.05/x
  3. Step 3: Cross multiply
    30,830,244.65x = 42,542,636.96 × 17,076,639.05
  4. Step 4: Simplify right side
    30,830,244.65x = 726,485,255,303,013
  5. Step 5: Solve for x
    x = 726,485,255,303,013/30,830,244.65
  6. Step 6: Final answer
    x = 23,564,044.45

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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.