Home / 6,174,662.69-8,521,026.08-3,421,528.35

Finding the Fourth Proportional to 6,174,662.69, 8,521,026.08 and 3,421,528.35

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Solution

The fourth proportional to 6,174,662.69, 8,521,026.08 and 3,421,528.35 is: 4,721,704.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,174,662.69 : 8,521,026.08 = 3,421,528.35 : x
  2. Step 2: Convert to fraction form
    6,174,662.69/8,521,026.08 = 3,421,528.35/x
  3. Step 3: Cross multiply
    6,174,662.69x = 8,521,026.08 × 3,421,528.35
  4. Step 4: Simplify right side
    6,174,662.69x = 29,154,932,324,284.82
  5. Step 5: Solve for x
    x = 29,154,932,324,284.82/6,174,662.69
  6. Step 6: Final answer
    x = 4,721,704.45

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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.