Home / 7,407,508.61-10,223,960.79-4,507,833.74

Finding the Fourth Proportional to 7,407,508.61, 10,223,960.79 and 4,507,833.74

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Solution

The fourth proportional to 7,407,508.61, 10,223,960.79 and 4,507,833.74 is: 6,221,783.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,508.61 : 10,223,960.79 = 4,507,833.74 : x
  2. Step 2: Convert to fraction form
    7,407,508.61/10,223,960.79 = 4,507,833.74/x
  3. Step 3: Cross multiply
    7,407,508.61x = 10,223,960.79 × 4,507,833.74
  4. Step 4: Simplify right side
    7,407,508.61x = 46,087,915,405,599.05
  5. Step 5: Solve for x
    x = 46,087,915,405,599.05/7,407,508.61
  6. Step 6: Final answer
    x = 6,221,783.58

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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.