Home / 7,490,056.75-10,343,416.97-7,082,003.86

Finding the Fourth Proportional to 7,490,056.75, 10,343,416.97 and 7,082,003.86

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Solution

The fourth proportional to 7,490,056.75, 10,343,416.97 and 7,082,003.86 is: 9,779,915.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490,056.75 : 10,343,416.97 = 7,082,003.86 : x
  2. Step 2: Convert to fraction form
    7,490,056.75/10,343,416.97 = 7,082,003.86/x
  3. Step 3: Cross multiply
    7,490,056.75x = 10,343,416.97 × 7,082,003.86
  4. Step 4: Simplify right side
    7,490,056.75x = 73,252,118,898,975.97
  5. Step 5: Solve for x
    x = 73,252,118,898,975.97/7,490,056.75
  6. Step 6: Final answer
    x = 9,779,915.08

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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.