Home / 14,239,872.32-19,651,118.15-7,713,501.79

Finding the Fourth Proportional to 14,239,872.32, 19,651,118.15 and 7,713,501.79

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Solution

The fourth proportional to 14,239,872.32, 19,651,118.15 and 7,713,501.79 is: 10,644,683.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239,872.32 : 19,651,118.15 = 7,713,501.79 : x
  2. Step 2: Convert to fraction form
    14,239,872.32/19,651,118.15 = 7,713,501.79/x
  3. Step 3: Cross multiply
    14,239,872.32x = 19,651,118.15 × 7,713,501.79
  4. Step 4: Simplify right side
    14,239,872.32x = 151,578,935,044,408.62
  5. Step 5: Solve for x
    x = 151,578,935,044,408.62/14,239,872.32
  6. Step 6: Final answer
    x = 10,644,683.58

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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.