Home / 14,482,013.28-19,985,191.43-7,956,065.49

Finding the Fourth Proportional to 14,482,013.28, 19,985,191.43 and 7,956,065.49

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Solution

The fourth proportional to 14,482,013.28, 19,985,191.43 and 7,956,065.49 is: 10,979,377.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,482,013.28 : 19,985,191.43 = 7,956,065.49 : x
  2. Step 2: Convert to fraction form
    14,482,013.28/19,985,191.43 = 7,956,065.49/x
  3. Step 3: Cross multiply
    14,482,013.28x = 19,985,191.43 × 7,956,065.49
  4. Step 4: Simplify right side
    14,482,013.28x = 159,003,491,807,486.44
  5. Step 5: Solve for x
    x = 159,003,491,807,486.44/14,482,013.28
  6. Step 6: Final answer
    x = 10,979,377.57

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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.