Home / 13,363,144.98-18,441,139.95-7,251,573.48

Finding the Fourth Proportional to 13,363,144.98, 18,441,139.95 and 7,251,573.48

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Solution

The fourth proportional to 13,363,144.98, 18,441,139.95 and 7,251,573.48 is: 10,007,171.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,363,144.98 : 18,441,139.95 = 7,251,573.48 : x
  2. Step 2: Convert to fraction form
    13,363,144.98/18,441,139.95 = 7,251,573.48/x
  3. Step 3: Cross multiply
    13,363,144.98x = 18,441,139.95 × 7,251,573.48
  4. Step 4: Simplify right side
    13,363,144.98x = 133,727,281,402,388.53
  5. Step 5: Solve for x
    x = 133,727,281,402,388.53/13,363,144.98
  6. Step 6: Final answer
    x = 10,007,171.34

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Double scale
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1.5x scale

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.