Home / 11,333,438.72-15,639,931.68-6,176,836.16

Finding the Fourth Proportional to 11,333,438.72, 15,639,931.68 and 6,176,836.16

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Solution

The fourth proportional to 11,333,438.72, 15,639,931.68 and 6,176,836.16 is: 8,523,917.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333,438.72 : 15,639,931.68 = 6,176,836.16 : x
  2. Step 2: Convert to fraction form
    11,333,438.72/15,639,931.68 = 6,176,836.16/x
  3. Step 3: Cross multiply
    11,333,438.72x = 15,639,931.68 × 6,176,836.16
  4. Step 4: Simplify right side
    11,333,438.72x = 96,605,295,540,953.55
  5. Step 5: Solve for x
    x = 96,605,295,540,953.55/11,333,438.72
  6. Step 6: Final answer
    x = 8,523,917.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.