Home / 43,614,005.10-65,421,007.65-43,315,406.70

Finding the Fourth Proportional to 43,614,005.10, 65,421,007.65 and 43,315,406.70

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Solution

The fourth proportional to 43,614,005.10, 65,421,007.65 and 43,315,406.70 is: 64,973,110.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,614,005.10 : 65,421,007.65 = 43,315,406.70 : x
  2. Step 2: Convert to fraction form
    43,614,005.10/65,421,007.65 = 43,315,406.70/x
  3. Step 3: Cross multiply
    43,614,005.10x = 65,421,007.65 × 43,315,406.70
  4. Step 4: Simplify right side
    43,614,005.10x = 2,833,737,553,083,561.50
  5. Step 5: Solve for x
    x = 2,833,737,553,083,561.50/43,614,005.10
  6. Step 6: Final answer
    x = 64,973,110.05

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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.