Home / 25,819,274.40-38,812,892.40-18,298,327.20

Finding the Fourth Proportional to 25,819,274.40, 38,812,892.40 and 18,298,327.20

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Solution

The fourth proportional to 25,819,274.40, 38,812,892.40 and 18,298,327.20 is: 27,507,008.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819,274.40 : 38,812,892.40 = 18,298,327.20 : x
  2. Step 2: Convert to fraction form
    25,819,274.40/38,812,892.40 = 18,298,327.20/x
  3. Step 3: Cross multiply
    25,819,274.40x = 38,812,892.40 × 18,298,327.20
  4. Step 4: Simplify right side
    25,819,274.40x = 710,211,004,713,593.25
  5. Step 5: Solve for x
    x = 710,211,004,713,593.25/25,819,274.40
  6. Step 6: Final answer
    x = 27,507,008.67

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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.