Home / 43,685,876.10-65,528,814.15-43,119,005.70

Finding the Fourth Proportional to 43,685,876.10, 65,528,814.15 and 43,119,005.70

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Solution

The fourth proportional to 43,685,876.10, 65,528,814.15 and 43,119,005.70 is: 64,678,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,685,876.10 : 65,528,814.15 = 43,119,005.70 : x
  2. Step 2: Convert to fraction form
    43,685,876.10/65,528,814.15 = 43,119,005.70/x
  3. Step 3: Cross multiply
    43,685,876.10x = 65,528,814.15 × 43,119,005.70
  4. Step 4: Simplify right side
    43,685,876.10x = 2,825,537,310,848,091
  5. Step 5: Solve for x
    x = 2,825,537,310,848,091/43,685,876.10
  6. Step 6: Final answer
    x = 64,678,508.55

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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.