Home / 13,776,397.71-20,651,198.81-6,586,068.75

Finding the Fourth Proportional to 13,776,397.71, 20,651,198.81 and 6,586,068.75

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Solution

The fourth proportional to 13,776,397.71, 20,651,198.81 and 6,586,068.75 is: 9,872,698.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,776,397.71 : 20,651,198.81 = 6,586,068.75 : x
  2. Step 2: Convert to fraction form
    13,776,397.71/20,651,198.81 = 6,586,068.75/x
  3. Step 3: Cross multiply
    13,776,397.71x = 20,651,198.81 × 6,586,068.75
  4. Step 4: Simplify right side
    13,776,397.71x = 136,010,215,099,647.84
  5. Step 5: Solve for x
    x = 136,010,215,099,647.84/13,776,397.71
  6. Step 6: Final answer
    x = 9,872,698.07

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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.