Home / 7,730,983.78-10,670,615.49-4,425,194.72

Finding the Fourth Proportional to 7,730,983.78, 10,670,615.49 and 4,425,194.72

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Solution

The fourth proportional to 7,730,983.78, 10,670,615.49 and 4,425,194.72 is: 6,107,832.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730,983.78 : 10,670,615.49 = 4,425,194.72 : x
  2. Step 2: Convert to fraction form
    7,730,983.78/10,670,615.49 = 4,425,194.72/x
  3. Step 3: Cross multiply
    7,730,983.78x = 10,670,615.49 × 4,425,194.72
  4. Step 4: Simplify right side
    7,730,983.78x = 47,219,551,325,498.21
  5. Step 5: Solve for x
    x = 47,219,551,325,498.21/7,730,983.78
  6. Step 6: Final answer
    x = 6,107,832.16

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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.