Home / 9,087,904.69-12,541,020.65-5,168,086.74

Finding the Fourth Proportional to 9,087,904.69, 12,541,020.65 and 5,168,086.74

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Solution

The fourth proportional to 9,087,904.69, 12,541,020.65 and 5,168,086.74 is: 7,131,796.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,087,904.69 : 12,541,020.65 = 5,168,086.74 : x
  2. Step 2: Convert to fraction form
    9,087,904.69/12,541,020.65 = 5,168,086.74/x
  3. Step 3: Cross multiply
    9,087,904.69x = 12,541,020.65 × 5,168,086.74
  4. Step 4: Simplify right side
    9,087,904.69x = 64,813,082,520,871.07
  5. Step 5: Solve for x
    x = 64,813,082,520,871.07/9,087,904.69
  6. Step 6: Final answer
    x = 7,131,796.02

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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.