Home / 5,128,950.40-7,693,425.60-4,892,754.40

Finding the Fourth Proportional to 5,128,950.40, 7,693,425.60 and 4,892,754.40

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Solution

The fourth proportional to 5,128,950.40, 7,693,425.60 and 4,892,754.40 is: 7,339,131.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,128,950.40 : 7,693,425.60 = 4,892,754.40 : x
  2. Step 2: Convert to fraction form
    5,128,950.40/7,693,425.60 = 4,892,754.40/x
  3. Step 3: Cross multiply
    5,128,950.40x = 7,693,425.60 × 4,892,754.40
  4. Step 4: Simplify right side
    5,128,950.40x = 37,642,041,955,472.64
  5. Step 5: Solve for x
    x = 37,642,041,955,472.64/5,128,950.40
  6. Step 6: Final answer
    x = 7,339,131.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.