Home / 28,745,965.70-43,122,885.15-9,574,723.70

Finding the Fourth Proportional to 28,745,965.70, 43,122,885.15 and 9,574,723.70

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Solution

The fourth proportional to 28,745,965.70, 43,122,885.15 and 9,574,723.70 is: 14,363,396.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,745,965.70 : 43,122,885.15 = 9,574,723.70 : x
  2. Step 2: Convert to fraction form
    28,745,965.70/43,122,885.15 = 9,574,723.70/x
  3. Step 3: Cross multiply
    28,745,965.70x = 43,122,885.15 × 9,574,723.70
  4. Step 4: Simplify right side
    28,745,965.70x = 412,889,710,458,083
  5. Step 5: Solve for x
    x = 412,889,710,458,083/28,745,965.70
  6. Step 6: Final answer
    x = 14,363,396.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.