Home / 22,910,986.27-31,616,938.77-12,457,002.45

Finding the Fourth Proportional to 22,910,986.27, 31,616,938.77 and 12,457,002.45

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Solution

The fourth proportional to 22,910,986.27, 31,616,938.77 and 12,457,002.45 is: 17,190,542.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,910,986.27 : 31,616,938.77 = 12,457,002.45 : x
  2. Step 2: Convert to fraction form
    22,910,986.27/31,616,938.77 = 12,457,002.45/x
  3. Step 3: Cross multiply
    22,910,986.27x = 31,616,938.77 × 12,457,002.45
  4. Step 4: Simplify right side
    22,910,986.27x = 393,852,283,826,281.25
  5. Step 5: Solve for x
    x = 393,852,283,826,281.25/22,910,986.27
  6. Step 6: Final answer
    x = 17,190,542.52

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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.