Home / 9,330,380.64-12,875,985.05-5,200,673.64

Finding the Fourth Proportional to 9,330,380.64, 12,875,985.05 and 5,200,673.64

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Solution

The fourth proportional to 9,330,380.64, 12,875,985.05 and 5,200,673.64 is: 7,176,962.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330,380.64 : 12,875,985.05 = 5,200,673.64 : x
  2. Step 2: Convert to fraction form
    9,330,380.64/12,875,985.05 = 5,200,673.64/x
  3. Step 3: Cross multiply
    9,330,380.64x = 12,875,985.05 × 5,200,673.64
  4. Step 4: Simplify right side
    9,330,380.64x = 66,963,796,048,619.05
  5. Step 5: Solve for x
    x = 66,963,796,048,619.05/9,330,380.64
  6. Step 6: Final answer
    x = 7,176,962.94

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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.