Home / 8,319,480.75-12,536,007.69-6,836,386.69

Finding the Fourth Proportional to 8,319,480.75, 12,536,007.69 and 6,836,386.69

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Solution

The fourth proportional to 8,319,480.75, 12,536,007.69 and 6,836,386.69 is: 10,301,243.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,319,480.75 : 12,536,007.69 = 6,836,386.69 : x
  2. Step 2: Convert to fraction form
    8,319,480.75/12,536,007.69 = 6,836,386.69/x
  3. Step 3: Cross multiply
    8,319,480.75x = 12,536,007.69 × 6,836,386.69
  4. Step 4: Simplify right side
    8,319,480.75x = 85,700,996,117,653.64
  5. Step 5: Solve for x
    x = 85,700,996,117,653.64/8,319,480.75
  6. Step 6: Final answer
    x = 10,301,243.39

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.