Home / 28,884,081.30-43,315,624.35-9,715,463.70

Finding the Fourth Proportional to 28,884,081.30, 43,315,624.35 and 9,715,463.70

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Solution

The fourth proportional to 28,884,081.30, 43,315,624.35 and 9,715,463.70 is: 14,569,664.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,884,081.30 : 43,315,624.35 = 9,715,463.70 : x
  2. Step 2: Convert to fraction form
    28,884,081.30/43,315,624.35 = 9,715,463.70/x
  3. Step 3: Cross multiply
    28,884,081.30x = 43,315,624.35 × 9,715,463.70
  4. Step 4: Simplify right side
    28,884,081.30x = 420,831,376,015,261.06
  5. Step 5: Solve for x
    x = 420,831,376,015,261.06/28,884,081.30
  6. Step 6: Final answer
    x = 14,569,664.57

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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.