Home / 7,836,121.32-10,813,254.48-4,397,698.08

Finding the Fourth Proportional to 7,836,121.32, 10,813,254.48 and 4,397,698.08

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Solution

The fourth proportional to 7,836,121.32, 10,813,254.48 and 4,397,698.08 is: 6,068,490.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,121.32 : 10,813,254.48 = 4,397,698.08 : x
  2. Step 2: Convert to fraction form
    7,836,121.32/10,813,254.48 = 4,397,698.08/x
  3. Step 3: Cross multiply
    7,836,121.32x = 10,813,254.48 × 4,397,698.08
  4. Step 4: Simplify right side
    7,836,121.32x = 47,553,428,465,247.40
  5. Step 5: Solve for x
    x = 47,553,428,465,247.40/7,836,121.32
  6. Step 6: Final answer
    x = 6,068,490.59

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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.