Home / 9,719,526.65-13,412,913.53-5,589,362.81

Finding the Fourth Proportional to 9,719,526.65, 13,412,913.53 and 5,589,362.81

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Solution

The fourth proportional to 9,719,526.65, 13,412,913.53 and 5,589,362.81 is: 7,713,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,719,526.65 : 13,412,913.53 = 5,589,362.81 : x
  2. Step 2: Convert to fraction form
    9,719,526.65/13,412,913.53 = 5,589,362.81/x
  3. Step 3: Cross multiply
    9,719,526.65x = 13,412,913.53 × 5,589,362.81
  4. Step 4: Simplify right side
    9,719,526.65x = 74,969,639,963,316.44
  5. Step 5: Solve for x
    x = 74,969,639,963,316.44/9,719,526.65
  6. Step 6: Final answer
    x = 7,713,301.55

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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.