Home / 31,371,875.40-43,294,489.62-17,433,178.45

Finding the Fourth Proportional to 31,371,875.40, 43,294,489.62 and 17,433,178.45

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Solution

The fourth proportional to 31,371,875.40, 43,294,489.62 and 17,433,178.45 is: 24,058,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,371,875.40 : 43,294,489.62 = 17,433,178.45 : x
  2. Step 2: Convert to fraction form
    31,371,875.40/43,294,489.62 = 17,433,178.45/x
  3. Step 3: Cross multiply
    31,371,875.40x = 43,294,489.62 × 17,433,178.45
  4. Step 4: Simplify right side
    31,371,875.40x = 754,760,563,447,132.62
  5. Step 5: Solve for x
    x = 754,760,563,447,132.62/31,371,875.40
  6. Step 6: Final answer
    x = 24,058,509.54

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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.