Home / 7,117,910.90-10,693,899.48-4,564,129.30

Finding the Fourth Proportional to 7,117,910.90, 10,693,899.48 and 4,564,129.30

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Solution

The fourth proportional to 7,117,910.90, 10,693,899.48 and 4,564,129.30 is: 6,857,115.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,910.90 : 10,693,899.48 = 4,564,129.30 : x
  2. Step 2: Convert to fraction form
    7,117,910.90/10,693,899.48 = 4,564,129.30/x
  3. Step 3: Cross multiply
    7,117,910.90x = 10,693,899.48 × 4,564,129.30
  4. Step 4: Simplify right side
    7,117,910.90x = 48,808,339,947,922.77
  5. Step 5: Solve for x
    x = 48,808,339,947,922.77/7,117,910.90
  6. Step 6: Final answer
    x = 6,857,115.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.