Home / 13,727,254.55-18,943,603.94-7,532,341.95

Finding the Fourth Proportional to 13,727,254.55, 18,943,603.94 and 7,532,341.95

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Solution

The fourth proportional to 13,727,254.55, 18,943,603.94 and 7,532,341.95 is: 10,394,627.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,254.55 : 18,943,603.94 = 7,532,341.95 : x
  2. Step 2: Convert to fraction form
    13,727,254.55/18,943,603.94 = 7,532,341.95/x
  3. Step 3: Cross multiply
    13,727,254.55x = 18,943,603.94 × 7,532,341.95
  4. Step 4: Simplify right side
    13,727,254.55x = 142,689,702,603,785.56
  5. Step 5: Solve for x
    x = 142,689,702,603,785.56/13,727,254.55
  6. Step 6: Final answer
    x = 10,394,627.87

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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.