Home / 11,825,948-16,319,830.38-6,393,440

Finding the Fourth Proportional to 11,825,948, 16,319,830.38 and 6,393,440

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Solution

The fourth proportional to 11,825,948, 16,319,830.38 and 6,393,440 is: 8,822,959.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825,948 : 16,319,830.38 = 6,393,440 : x
  2. Step 2: Convert to fraction form
    11,825,948/16,319,830.38 = 6,393,440/x
  3. Step 3: Cross multiply
    11,825,948x = 16,319,830.38 × 6,393,440
  4. Step 4: Simplify right side
    11,825,948x = 104,339,856,344,707.20
  5. Step 5: Solve for x
    x = 104,339,856,344,707.20/11,825,948
  6. Step 6: Final answer
    x = 8,822,959.17

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1.5x scale

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.