Home / 28,899,325.36-43,318,643.20-9,723,425.04

Finding the Fourth Proportional to 28,899,325.36, 43,318,643.20 and 9,723,425.04

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Solution

The fourth proportional to 28,899,325.36, 43,318,643.20 and 9,723,425.04 is: 14,574,927.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,325.36 : 43,318,643.20 = 9,723,425.04 : x
  2. Step 2: Convert to fraction form
    28,899,325.36/43,318,643.20 = 9,723,425.04/x
  3. Step 3: Cross multiply
    28,899,325.36x = 43,318,643.20 × 9,723,425.04
  4. Step 4: Simplify right side
    28,899,325.36x = 421,205,579,989,705.69
  5. Step 5: Solve for x
    x = 421,205,579,989,705.69/28,899,325.36
  6. Step 6: Final answer
    x = 14,574,927.78

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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.