Home / 6,145,748.61-8,481,134.74-3,392,437.72

Finding the Fourth Proportional to 6,145,748.61, 8,481,134.74 and 3,392,437.72

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Solution

The fourth proportional to 6,145,748.61, 8,481,134.74 and 3,392,437.72 is: 4,681,564.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,145,748.61 : 8,481,134.74 = 3,392,437.72 : x
  2. Step 2: Convert to fraction form
    6,145,748.61/8,481,134.74 = 3,392,437.72/x
  3. Step 3: Cross multiply
    6,145,748.61x = 8,481,134.74 × 3,392,437.72
  4. Step 4: Simplify right side
    6,145,748.61x = 28,771,721,426,350.82
  5. Step 5: Solve for x
    x = 28,771,721,426,350.82/6,145,748.61
  6. Step 6: Final answer
    x = 4,681,564.97

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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.