Home / 10,742,208.90-14,796,009.21-8,256,676.47

Finding the Fourth Proportional to 10,742,208.90, 14,796,009.21 and 8,256,676.47

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Solution

The fourth proportional to 10,742,208.90, 14,796,009.21 and 8,256,676.47 is: 11,372,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,742,208.90 : 14,796,009.21 = 8,256,676.47 : x
  2. Step 2: Convert to fraction form
    10,742,208.90/14,796,009.21 = 8,256,676.47/x
  3. Step 3: Cross multiply
    10,742,208.90x = 14,796,009.21 × 8,256,676.47
  4. Step 4: Simplify right side
    10,742,208.90x = 122,165,861,041,531.73
  5. Step 5: Solve for x
    x = 122,165,861,041,531.73/10,742,208.90
  6. Step 6: Final answer
    x = 11,372,508.40

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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.