Home / 69,700,528.26-104,533,408.98-20,506,591.85

Finding the Fourth Proportional to 69,700,528.26, 104,533,408.98 and 20,506,591.85

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Solution

The fourth proportional to 69,700,528.26, 104,533,408.98 and 20,506,591.85 is: 30,754,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,700,528.26 : 104,533,408.98 = 20,506,591.85 : x
  2. Step 2: Convert to fraction form
    69,700,528.26/104,533,408.98 = 20,506,591.85/x
  3. Step 3: Cross multiply
    69,700,528.26x = 104,533,408.98 × 20,506,591.85
  4. Step 4: Simplify right side
    69,700,528.26x = 2,143,623,952,641,985
  5. Step 5: Solve for x
    x = 2,143,623,952,641,985/69,700,528.26
  6. Step 6: Final answer
    x = 30,754,773.40

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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.