Home / 40,745,333.70-61,118,000.55-13,455,838.35

Finding the Fourth Proportional to 40,745,333.70, 61,118,000.55 and 13,455,838.35

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Solution

The fourth proportional to 40,745,333.70, 61,118,000.55 and 13,455,838.35 is: 20,183,757.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,745,333.70 : 61,118,000.55 = 13,455,838.35 : x
  2. Step 2: Convert to fraction form
    40,745,333.70/61,118,000.55 = 13,455,838.35/x
  3. Step 3: Cross multiply
    40,745,333.70x = 61,118,000.55 × 13,455,838.35
  4. Step 4: Simplify right side
    40,745,333.70x = 822,393,935,676,011
  5. Step 5: Solve for x
    x = 822,393,935,676,011/40,745,333.70
  6. Step 6: Final answer
    x = 20,183,757.53

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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.