Home / 8,461,357.26-12,697,078.98-3,070,428.24

Finding the Fourth Proportional to 8,461,357.26, 12,697,078.98 and 3,070,428.24

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Solution

The fourth proportional to 8,461,357.26, 12,697,078.98 and 3,070,428.24 is: 4,607,472.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461,357.26 : 12,697,078.98 = 3,070,428.24 : x
  2. Step 2: Convert to fraction form
    8,461,357.26/12,697,078.98 = 3,070,428.24/x
  3. Step 3: Cross multiply
    8,461,357.26x = 12,697,078.98 × 3,070,428.24
  4. Step 4: Simplify right side
    8,461,357.26x = 38,985,469,865,702.40
  5. Step 5: Solve for x
    x = 38,985,469,865,702.40/8,461,357.26
  6. Step 6: Final answer
    x = 4,607,472.38

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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.