Home / 9,171,888.55-12,657,489.50-5,042,235.24

Finding the Fourth Proportional to 9,171,888.55, 12,657,489.50 and 5,042,235.24

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Solution

The fourth proportional to 9,171,888.55, 12,657,489.50 and 5,042,235.24 is: 6,958,440.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,888.55 : 12,657,489.50 = 5,042,235.24 : x
  2. Step 2: Convert to fraction form
    9,171,888.55/12,657,489.50 = 5,042,235.24/x
  3. Step 3: Cross multiply
    9,171,888.55x = 12,657,489.50 × 5,042,235.24
  4. Step 4: Simplify right side
    9,171,888.55x = 63,822,039,619,435.57
  5. Step 5: Solve for x
    x = 63,822,039,619,435.57/9,171,888.55
  6. Step 6: Final answer
    x = 6,958,440.38

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Double scale
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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.