Home / 9,174,554.72-12,659,468.32-5,307,435.68

Finding the Fourth Proportional to 9,174,554.72, 12,659,468.32 and 5,307,435.68

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Solution

The fourth proportional to 9,174,554.72, 12,659,468.32 and 5,307,435.68 is: 7,323,441.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,174,554.72 : 12,659,468.32 = 5,307,435.68 : x
  2. Step 2: Convert to fraction form
    9,174,554.72/12,659,468.32 = 5,307,435.68/x
  3. Step 3: Cross multiply
    9,174,554.72x = 12,659,468.32 × 5,307,435.68
  4. Step 4: Simplify right side
    9,174,554.72x = 67,189,313,851,397.66
  5. Step 5: Solve for x
    x = 67,189,313,851,397.66/9,174,554.72
  6. Step 6: Final answer
    x = 7,323,441.40

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1.5x scale

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.