Home / 7,446,028.48-11,169,071.88-4,921,122.40

Finding the Fourth Proportional to 7,446,028.48, 11,169,071.88 and 4,921,122.40

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Solution

The fourth proportional to 7,446,028.48, 11,169,071.88 and 4,921,122.40 is: 7,381,702.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,446,028.48 : 11,169,071.88 = 4,921,122.40 : x
  2. Step 2: Convert to fraction form
    7,446,028.48/11,169,071.88 = 4,921,122.40/x
  3. Step 3: Cross multiply
    7,446,028.48x = 11,169,071.88 × 4,921,122.40
  4. Step 4: Simplify right side
    7,446,028.48x = 54,964,369,815,878.12
  5. Step 5: Solve for x
    x = 54,964,369,815,878.12/7,446,028.48
  6. Step 6: Final answer
    x = 7,381,702.87

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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.