Home / 7,516,967.89-10,373,415.76-4,079,208.92

Finding the Fourth Proportional to 7,516,967.89, 10,373,415.76 and 4,079,208.92

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Solution

The fourth proportional to 7,516,967.89, 10,373,415.76 and 4,079,208.92 is: 5,629,308.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516,967.89 : 10,373,415.76 = 4,079,208.92 : x
  2. Step 2: Convert to fraction form
    7,516,967.89/10,373,415.76 = 4,079,208.92/x
  3. Step 3: Cross multiply
    7,516,967.89x = 10,373,415.76 × 4,079,208.92
  4. Step 4: Simplify right side
    7,516,967.89x = 42,315,330,099,060.58
  5. Step 5: Solve for x
    x = 42,315,330,099,060.58/7,516,967.89
  6. Step 6: Final answer
    x = 5,629,308.35

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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.