Home / 19,675,438.18-27,152,140.92-10,974,171.63

Finding the Fourth Proportional to 19,675,438.18, 27,152,140.92 and 10,974,171.63

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Solution

The fourth proportional to 19,675,438.18, 27,152,140.92 and 10,974,171.63 is: 15,144,377.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,675,438.18 : 27,152,140.92 = 10,974,171.63 : x
  2. Step 2: Convert to fraction form
    19,675,438.18/27,152,140.92 = 10,974,171.63/x
  3. Step 3: Cross multiply
    19,675,438.18x = 27,152,140.92 × 10,974,171.63
  4. Step 4: Simplify right side
    19,675,438.18x = 297,972,254,578,026.12
  5. Step 5: Solve for x
    x = 297,972,254,578,026.12/19,675,438.18
  6. Step 6: Final answer
    x = 15,144,377.06

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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.