Home / 25,298,222.40-37,891,346.40-20,819,246.40

Finding the Fourth Proportional to 25,298,222.40, 37,891,346.40 and 20,819,246.40

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Solution

The fourth proportional to 25,298,222.40, 37,891,346.40 and 20,819,246.40 is: 31,182,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,298,222.40 : 37,891,346.40 = 20,819,246.40 : x
  2. Step 2: Convert to fraction form
    25,298,222.40/37,891,346.40 = 20,819,246.40/x
  3. Step 3: Cross multiply
    25,298,222.40x = 37,891,346.40 × 20,819,246.40
  4. Step 4: Simplify right side
    25,298,222.40x = 788,869,277,129,352.88
  5. Step 5: Solve for x
    x = 788,869,277,129,352.88/25,298,222.40
  6. Step 6: Final answer
    x = 31,182,794.77

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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.