Home / 14,273,421-19,697,342.63-7,747,052.85

Finding the Fourth Proportional to 14,273,421, 19,697,342.63 and 7,747,052.85

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Solution

The fourth proportional to 14,273,421, 19,697,342.63 and 7,747,052.85 is: 10,690,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,273,421 : 19,697,342.63 = 7,747,052.85 : x
  2. Step 2: Convert to fraction form
    14,273,421/19,697,342.63 = 7,747,052.85/x
  3. Step 3: Cross multiply
    14,273,421x = 19,697,342.63 × 7,747,052.85
  4. Step 4: Simplify right side
    14,273,421x = 152,596,354,320,432.72
  5. Step 5: Solve for x
    x = 152,596,354,320,432.72/14,273,421
  6. Step 6: Final answer
    x = 10,690,944.68

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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.