Home / 12,508,878.48-17,262,285.48-6,785,742.48

Finding the Fourth Proportional to 12,508,878.48, 17,262,285.48 and 6,785,742.48

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Solution

The fourth proportional to 12,508,878.48, 17,262,285.48 and 6,785,742.48 is: 9,364,342.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,508,878.48 : 17,262,285.48 = 6,785,742.48 : x
  2. Step 2: Convert to fraction form
    12,508,878.48/17,262,285.48 = 6,785,742.48/x
  3. Step 3: Cross multiply
    12,508,878.48x = 17,262,285.48 × 6,785,742.48
  4. Step 4: Simplify right side
    12,508,878.48x = 117,137,423,883,523.20
  5. Step 5: Solve for x
    x = 117,137,423,883,523.20/12,508,878.48
  6. Step 6: Final answer
    x = 9,364,342.62

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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.