Home / 30,085,052-45,145,510.32-10,917,304.88

Finding the Fourth Proportional to 30,085,052, 45,145,510.32 and 10,917,304.88

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Solution

The fourth proportional to 30,085,052, 45,145,510.32 and 10,917,304.88 is: 16,382,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085,052 : 45,145,510.32 = 10,917,304.88 : x
  2. Step 2: Convert to fraction form
    30,085,052/45,145,510.32 = 10,917,304.88/x
  3. Step 3: Cross multiply
    30,085,052x = 45,145,510.32 × 10,917,304.88
  4. Step 4: Simplify right side
    30,085,052x = 492,867,300,126,626.38
  5. Step 5: Solve for x
    x = 492,867,300,126,626.38/30,085,052
  6. Step 6: Final answer
    x = 16,382,464.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.