Home / 7,338,082.90-11,008,436.55-3,078,681.70

Finding the Fourth Proportional to 7,338,082.90, 11,008,436.55 and 3,078,681.70

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Solution

The fourth proportional to 7,338,082.90, 11,008,436.55 and 3,078,681.70 is: 4,618,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338,082.90 : 11,008,436.55 = 3,078,681.70 : x
  2. Step 2: Convert to fraction form
    7,338,082.90/11,008,436.55 = 3,078,681.70/x
  3. Step 3: Cross multiply
    7,338,082.90x = 11,008,436.55 × 3,078,681.70
  4. Step 4: Simplify right side
    7,338,082.90x = 33,891,472,152,096.14
  5. Step 5: Solve for x
    x = 33,891,472,152,096.14/7,338,082.90
  6. Step 6: Final answer
    x = 4,618,573.08

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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.