Home / 15,696,999.19-21,648,370.04-10,184,942.71

Finding the Fourth Proportional to 15,696,999.19, 21,648,370.04 and 10,184,942.71

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Solution

The fourth proportional to 15,696,999.19, 21,648,370.04 and 10,184,942.71 is: 14,046,468.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,696,999.19 : 21,648,370.04 = 10,184,942.71 : x
  2. Step 2: Convert to fraction form
    15,696,999.19/21,648,370.04 = 10,184,942.71/x
  3. Step 3: Cross multiply
    15,696,999.19x = 21,648,370.04 × 10,184,942.71
  4. Step 4: Simplify right side
    15,696,999.19x = 220,487,408,622,280.41
  5. Step 5: Solve for x
    x = 220,487,408,622,280.41/15,696,999.19
  6. Step 6: Final answer
    x = 14,046,468.75

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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.