Home / 7,360,704.82-10,157,060.18-5,428,005.94

Finding the Fourth Proportional to 7,360,704.82, 10,157,060.18 and 5,428,005.94

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Solution

The fourth proportional to 7,360,704.82, 10,157,060.18 and 5,428,005.94 is: 7,490,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360,704.82 : 10,157,060.18 = 5,428,005.94 : x
  2. Step 2: Convert to fraction form
    7,360,704.82/10,157,060.18 = 5,428,005.94/x
  3. Step 3: Cross multiply
    7,360,704.82x = 10,157,060.18 × 5,428,005.94
  4. Step 4: Simplify right side
    7,360,704.82x = 55,132,582,989,977.47
  5. Step 5: Solve for x
    x = 55,132,582,989,977.47/7,360,704.82
  6. Step 6: Final answer
    x = 7,490,122.80

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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.