Home / 12,302,404.40-18,453,606.60-6,330,436.40

Finding the Fourth Proportional to 12,302,404.40, 18,453,606.60 and 6,330,436.40

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Solution

The fourth proportional to 12,302,404.40, 18,453,606.60 and 6,330,436.40 is: 9,495,654.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,302,404.40 : 18,453,606.60 = 6,330,436.40 : x
  2. Step 2: Convert to fraction form
    12,302,404.40/18,453,606.60 = 6,330,436.40/x
  3. Step 3: Cross multiply
    12,302,404.40x = 18,453,606.60 × 6,330,436.40
  4. Step 4: Simplify right side
    12,302,404.40x = 116,819,382,931,920.25
  5. Step 5: Solve for x
    x = 116,819,382,931,920.25/12,302,404.40
  6. Step 6: Final answer
    x = 9,495,654.60

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Similar ratio
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1.5x scale

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.