Home / 10,455,853.70-15,662,785.35-5,962,880.90

Finding the Fourth Proportional to 10,455,853.70, 15,662,785.35 and 5,962,880.90

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Solution

The fourth proportional to 10,455,853.70, 15,662,785.35 and 5,962,880.90 is: 8,932,347.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,455,853.70 : 15,662,785.35 = 5,962,880.90 : x
  2. Step 2: Convert to fraction form
    10,455,853.70/15,662,785.35 = 5,962,880.90/x
  3. Step 3: Cross multiply
    10,455,853.70x = 15,662,785.35 × 5,962,880.90
  4. Step 4: Simplify right side
    10,455,853.70x = 93,395,323,604,314.81
  5. Step 5: Solve for x
    x = 93,395,323,604,314.81/10,455,853.70
  6. Step 6: Final answer
    x = 8,932,347.97

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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.