Home / 31,605,336.28-47,371,408.62-14,530,173.40

Finding the Fourth Proportional to 31,605,336.28, 47,371,408.62 and 14,530,173.40

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Solution

The fourth proportional to 31,605,336.28, 47,371,408.62 and 14,530,173.40 is: 21,778,435.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,605,336.28 : 47,371,408.62 = 14,530,173.40 : x
  2. Step 2: Convert to fraction form
    31,605,336.28/47,371,408.62 = 14,530,173.40/x
  3. Step 3: Cross multiply
    31,605,336.28x = 47,371,408.62 × 14,530,173.40
  4. Step 4: Simplify right side
    31,605,336.28x = 688,314,781,450,854.62
  5. Step 5: Solve for x
    x = 688,314,781,450,854.62/31,605,336.28
  6. Step 6: Final answer
    x = 21,778,435.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.