Home / 12,495,533.85-17,252,772.80-9,745,293.87

Finding the Fourth Proportional to 12,495,533.85, 17,252,772.80 and 9,745,293.87

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Solution

The fourth proportional to 12,495,533.85, 17,252,772.80 and 9,745,293.87 is: 13,455,474.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,495,533.85 : 17,252,772.80 = 9,745,293.87 : x
  2. Step 2: Convert to fraction form
    12,495,533.85/17,252,772.80 = 9,745,293.87/x
  3. Step 3: Cross multiply
    12,495,533.85x = 17,252,772.80 × 9,745,293.87
  4. Step 4: Simplify right side
    12,495,533.85x = 168,133,340,959,616.28
  5. Step 5: Solve for x
    x = 168,133,340,959,616.28/12,495,533.85
  6. Step 6: Final answer
    x = 13,455,474.81

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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.