Home / 14,239,869.39-19,651,114.10-7,713,498.85

Finding the Fourth Proportional to 14,239,869.39, 19,651,114.10 and 7,713,498.85

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Solution

The fourth proportional to 14,239,869.39, 19,651,114.10 and 7,713,498.85 is: 10,644,679.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239,869.39 : 19,651,114.10 = 7,713,498.85 : x
  2. Step 2: Convert to fraction form
    14,239,869.39/19,651,114.10 = 7,713,498.85/x
  3. Step 3: Cross multiply
    14,239,869.39x = 19,651,114.10 × 7,713,498.85
  4. Step 4: Simplify right side
    14,239,869.39x = 151,578,846,011,568.78
  5. Step 5: Solve for x
    x = 151,578,846,011,568.78/14,239,869.39
  6. Step 6: Final answer
    x = 10,644,679.52

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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.