Home / 8,171,641.10-11,276,030.21-5,031,406.10

Finding the Fourth Proportional to 8,171,641.10, 11,276,030.21 and 5,031,406.10

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Solution

The fourth proportional to 8,171,641.10, 11,276,030.21 and 5,031,406.10 is: 6,942,826.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,171,641.10 : 11,276,030.21 = 5,031,406.10 : x
  2. Step 2: Convert to fraction form
    8,171,641.10/11,276,030.21 = 5,031,406.10/x
  3. Step 3: Cross multiply
    8,171,641.10x = 11,276,030.21 × 5,031,406.10
  4. Step 4: Simplify right side
    8,171,641.10x = 56,734,287,157,221.25
  5. Step 5: Solve for x
    x = 56,734,287,157,221.25/8,171,641.10
  6. Step 6: Final answer
    x = 6,942,826.60

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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.