Home / 9,756,433.65-13,463,703.58-5,405,432.43

Finding the Fourth Proportional to 9,756,433.65, 13,463,703.58 and 5,405,432.43

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Solution

The fourth proportional to 9,756,433.65, 13,463,703.58 and 5,405,432.43 is: 7,459,399.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756,433.65 : 13,463,703.58 = 5,405,432.43 : x
  2. Step 2: Convert to fraction form
    9,756,433.65/13,463,703.58 = 5,405,432.43/x
  3. Step 3: Cross multiply
    9,756,433.65x = 13,463,703.58 × 5,405,432.43
  4. Step 4: Simplify right side
    9,756,433.65x = 72,777,139,959,239.09
  5. Step 5: Solve for x
    x = 72,777,139,959,239.09/9,756,433.65
  6. Step 6: Final answer
    x = 7,459,399.88

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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.