Home / 28,899,368.56-43,318,708.44-9,723,468.88

Finding the Fourth Proportional to 28,899,368.56, 43,318,708.44 and 9,723,468.88

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Solution

The fourth proportional to 28,899,368.56, 43,318,708.44 and 9,723,468.88 is: 14,574,993.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,368.56 : 43,318,708.44 = 9,723,468.88 : x
  2. Step 2: Convert to fraction form
    28,899,368.56/43,318,708.44 = 9,723,468.88/x
  3. Step 3: Cross multiply
    28,899,368.56x = 43,318,708.44 × 9,723,468.88
  4. Step 4: Simplify right side
    28,899,368.56x = 421,208,113,438,133.38
  5. Step 5: Solve for x
    x = 421,208,113,438,133.38/28,899,368.56
  6. Step 6: Final answer
    x = 14,574,993.66

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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.