Home / 12,316,612.76-16,996,239.96-6,809,669

Finding the Fourth Proportional to 12,316,612.76, 16,996,239.96 and 6,809,669

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Solution

The fourth proportional to 12,316,612.76, 16,996,239.96 and 6,809,669 is: 9,396,964.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316,612.76 : 16,996,239.96 = 6,809,669 : x
  2. Step 2: Convert to fraction form
    12,316,612.76/16,996,239.96 = 6,809,669/x
  3. Step 3: Cross multiply
    12,316,612.76x = 16,996,239.96 × 6,809,669
  4. Step 4: Simplify right side
    12,316,612.76x = 115,738,768,372,173.25
  5. Step 5: Solve for x
    x = 115,738,768,372,173.25/12,316,612.76
  6. Step 6: Final answer
    x = 9,396,964.14

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1.5x scale

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.