Home / 7,428,111.30-10,250,898.33-4,487,519.57

Finding the Fourth Proportional to 7,428,111.30, 10,250,898.33 and 4,487,519.57

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Solution

The fourth proportional to 7,428,111.30, 10,250,898.33 and 4,487,519.57 is: 6,192,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,428,111.30 : 10,250,898.33 = 4,487,519.57 : x
  2. Step 2: Convert to fraction form
    7,428,111.30/10,250,898.33 = 4,487,519.57/x
  3. Step 3: Cross multiply
    7,428,111.30x = 10,250,898.33 × 4,487,519.57
  4. Step 4: Simplify right side
    7,428,111.30x = 46,001,106,865,955.32
  5. Step 5: Solve for x
    x = 46,001,106,865,955.32/7,428,111.30
  6. Step 6: Final answer
    x = 6,192,840.28

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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.