Home / 42,690,662.04-58,913,040.78-23,111,542.92

Finding the Fourth Proportional to 42,690,662.04, 58,913,040.78 and 23,111,542.92

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Solution

The fourth proportional to 42,690,662.04, 58,913,040.78 and 23,111,542.92 is: 31,893,889.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,690,662.04 : 58,913,040.78 = 23,111,542.92 : x
  2. Step 2: Convert to fraction form
    42,690,662.04/58,913,040.78 = 23,111,542.92/x
  3. Step 3: Cross multiply
    42,690,662.04x = 58,913,040.78 × 23,111,542.92
  4. Step 4: Simplify right side
    42,690,662.04x = 1,361,571,270,534,680.50
  5. Step 5: Solve for x
    x = 1,361,571,270,534,680.50/42,690,662.04
  6. Step 6: Final answer
    x = 31,893,889.80

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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.