Home / 10,775,116.40-14,869,975.60-5,880,652.72

Finding the Fourth Proportional to 10,775,116.40, 14,869,975.60 and 5,880,652.72

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Solution

The fourth proportional to 10,775,116.40, 14,869,975.60 and 5,880,652.72 is: 8,115,472.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775,116.40 : 14,869,975.60 = 5,880,652.72 : x
  2. Step 2: Convert to fraction form
    10,775,116.40/14,869,975.60 = 5,880,652.72/x
  3. Step 3: Cross multiply
    10,775,116.40x = 14,869,975.60 × 5,880,652.72
  4. Step 4: Simplify right side
    10,775,116.40x = 87,445,162,458,473.62
  5. Step 5: Solve for x
    x = 87,445,162,458,473.62/10,775,116.40
  6. Step 6: Final answer
    x = 8,115,472.65

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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.