Home / 30,269,715.40-45,338,217.90-26,288,403.40

Finding the Fourth Proportional to 30,269,715.40, 45,338,217.90 and 26,288,403.40

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Solution

The fourth proportional to 30,269,715.40, 45,338,217.90 and 26,288,403.40 is: 39,374,977.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269,715.40 : 45,338,217.90 = 26,288,403.40 : x
  2. Step 2: Convert to fraction form
    30,269,715.40/45,338,217.90 = 26,288,403.40/x
  3. Step 3: Cross multiply
    30,269,715.40x = 45,338,217.90 × 26,288,403.40
  4. Step 4: Simplify right side
    30,269,715.40x = 1,191,869,361,592,300.75
  5. Step 5: Solve for x
    x = 1,191,869,361,592,300.75/30,269,715.40
  6. Step 6: Final answer
    x = 39,374,977.46

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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.