Home / 13,858,338.95-19,124,631.65-7,663,802.44

Finding the Fourth Proportional to 13,858,338.95, 19,124,631.65 and 7,663,802.44

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Solution

The fourth proportional to 13,858,338.95, 19,124,631.65 and 7,663,802.44 is: 10,576,115.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,858,338.95 : 19,124,631.65 = 7,663,802.44 : x
  2. Step 2: Convert to fraction form
    13,858,338.95/19,124,631.65 = 7,663,802.44/x
  3. Step 3: Cross multiply
    13,858,338.95x = 19,124,631.65 × 7,663,802.44
  4. Step 4: Simplify right side
    13,858,338.95x = 146,567,398,662,115.38
  5. Step 5: Solve for x
    x = 146,567,398,662,115.38/13,858,338.95
  6. Step 6: Final answer
    x = 10,576,115.88

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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.