Home / 30,259,322.60-45,388,983.90-26,669,143.40

Finding the Fourth Proportional to 30,259,322.60, 45,388,983.90 and 26,669,143.40

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Solution

The fourth proportional to 30,259,322.60, 45,388,983.90 and 26,669,143.40 is: 40,003,715.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259,322.60 : 45,388,983.90 = 26,669,143.40 : x
  2. Step 2: Convert to fraction form
    30,259,322.60/45,388,983.90 = 26,669,143.40/x
  3. Step 3: Cross multiply
    30,259,322.60x = 45,388,983.90 × 26,669,143.40
  4. Step 4: Simplify right side
    30,259,322.60x = 1,210,485,320,409,391.25
  5. Step 5: Solve for x
    x = 1,210,485,320,409,391.25/30,259,322.60
  6. Step 6: Final answer
    x = 40,003,715.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.