Home / 13,474,712.34-18,595,151.37-7,363,140.84

Finding the Fourth Proportional to 13,474,712.34, 18,595,151.37 and 7,363,140.84

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Solution

The fourth proportional to 13,474,712.34, 18,595,151.37 and 7,363,140.84 is: 10,161,160.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474,712.34 : 18,595,151.37 = 7,363,140.84 : x
  2. Step 2: Convert to fraction form
    13,474,712.34/18,595,151.37 = 7,363,140.84/x
  3. Step 3: Cross multiply
    13,474,712.34x = 18,595,151.37 × 7,363,140.84
  4. Step 4: Simplify right side
    13,474,712.34x = 136,918,718,478,428.95
  5. Step 5: Solve for x
    x = 136,918,718,478,428.95/13,474,712.34
  6. Step 6: Final answer
    x = 10,161,160.77

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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.