Home / 14,439,246.88-19,926,184.08-7,911,839.20

Finding the Fourth Proportional to 14,439,246.88, 19,926,184.08 and 7,911,839.20

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Solution

The fourth proportional to 14,439,246.88, 19,926,184.08 and 7,911,839.20 is: 10,918,350.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439,246.88 : 19,926,184.08 = 7,911,839.20 : x
  2. Step 2: Convert to fraction form
    14,439,246.88/19,926,184.08 = 7,911,839.20/x
  3. Step 3: Cross multiply
    14,439,246.88x = 19,926,184.08 × 7,911,839.20
  4. Step 4: Simplify right side
    14,439,246.88x = 157,652,764,310,559.94
  5. Step 5: Solve for x
    x = 157,652,764,310,559.94/14,439,246.88
  6. Step 6: Final answer
    x = 10,918,350.91

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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.