Home / 28,520,758.30-39,363,677.46-16,924,715.68

Finding the Fourth Proportional to 28,520,758.30, 39,363,677.46 and 16,924,715.68

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Solution

The fourth proportional to 28,520,758.30, 39,363,677.46 and 16,924,715.68 is: 23,359,093.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,520,758.30 : 39,363,677.46 = 16,924,715.68 : x
  2. Step 2: Convert to fraction form
    28,520,758.30/39,363,677.46 = 16,924,715.68/x
  3. Step 3: Cross multiply
    28,520,758.30x = 39,363,677.46 × 16,924,715.68
  4. Step 4: Simplify right side
    28,520,758.30x = 666,219,049,129,724.62
  5. Step 5: Solve for x
    x = 666,219,049,129,724.62/28,520,758.30
  6. Step 6: Final answer
    x = 23,359,093.13

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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.