Home / 20,506,337.88-30,741,404.88-7,735,810.68

Finding the Fourth Proportional to 20,506,337.88, 30,741,404.88 and 7,735,810.68

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Solution

The fourth proportional to 20,506,337.88, 30,741,404.88 and 7,735,810.68 is: 11,596,887.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,506,337.88 : 30,741,404.88 = 7,735,810.68 : x
  2. Step 2: Convert to fraction form
    20,506,337.88/30,741,404.88 = 7,735,810.68/x
  3. Step 3: Cross multiply
    20,506,337.88x = 30,741,404.88 × 7,735,810.68
  4. Step 4: Simplify right side
    20,506,337.88x = 237,809,688,188,908.09
  5. Step 5: Solve for x
    x = 237,809,688,188,908.09/20,506,337.88
  6. Step 6: Final answer
    x = 11,596,887.24

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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.