Home / 13,604,507.37-18,774,220.32-7,492,935.87

Finding the Fourth Proportional to 13,604,507.37, 18,774,220.32 and 7,492,935.87

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Solution

The fourth proportional to 13,604,507.37, 18,774,220.32 and 7,492,935.87 is: 10,340,251.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,604,507.37 : 18,774,220.32 = 7,492,935.87 : x
  2. Step 2: Convert to fraction form
    13,604,507.37/18,774,220.32 = 7,492,935.87/x
  3. Step 3: Cross multiply
    13,604,507.37x = 18,774,220.32 × 7,492,935.87
  4. Step 4: Simplify right side
    13,604,507.37x = 140,674,028,867,010.88
  5. Step 5: Solve for x
    x = 140,674,028,867,010.88/13,604,507.37
  6. Step 6: Final answer
    x = 10,340,251.58

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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.