Home / 9,132,382.26-12,602,533.06-5,057,913.78

Finding the Fourth Proportional to 9,132,382.26, 12,602,533.06 and 5,057,913.78

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Solution

The fourth proportional to 9,132,382.26, 12,602,533.06 and 5,057,913.78 is: 6,979,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,132,382.26 : 12,602,533.06 = 5,057,913.78 : x
  2. Step 2: Convert to fraction form
    9,132,382.26/12,602,533.06 = 5,057,913.78/x
  3. Step 3: Cross multiply
    9,132,382.26x = 12,602,533.06 × 5,057,913.78
  4. Step 4: Simplify right side
    9,132,382.26x = 63,742,525,627,079.57
  5. Step 5: Solve for x
    x = 63,742,525,627,079.57/9,132,382.26
  6. Step 6: Final answer
    x = 6,979,835.47

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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.