Home / 9,719,528.65-13,412,916.28-5,589,364.81

Finding the Fourth Proportional to 9,719,528.65, 13,412,916.28 and 5,589,364.81

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Solution

The fourth proportional to 9,719,528.65, 13,412,916.28 and 5,589,364.81 is: 7,713,304.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719,528.65 : 13,412,916.28 = 5,589,364.81 : x
  2. Step 2: Convert to fraction form
    9,719,528.65/13,412,916.28 = 5,589,364.81/x
  3. Step 3: Cross multiply
    9,719,528.65x = 13,412,916.28 × 5,589,364.81
  4. Step 4: Simplify right side
    9,719,528.65x = 74,969,682,254,908.09
  5. Step 5: Solve for x
    x = 74,969,682,254,908.09/9,719,528.65
  6. Step 6: Final answer
    x = 7,713,304.31

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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.