Home / 8,972,666.80-13,459,000.20-5,193,530.80

Finding the Fourth Proportional to 8,972,666.80, 13,459,000.20 and 5,193,530.80

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Solution

The fourth proportional to 8,972,666.80, 13,459,000.20 and 5,193,530.80 is: 7,790,296.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,666.80 : 13,459,000.20 = 5,193,530.80 : x
  2. Step 2: Convert to fraction form
    8,972,666.80/13,459,000.20 = 5,193,530.80/x
  3. Step 3: Cross multiply
    8,972,666.80x = 13,459,000.20 × 5,193,530.80
  4. Step 4: Simplify right side
    8,972,666.80x = 69,899,732,075,906.16
  5. Step 5: Solve for x
    x = 69,899,732,075,906.16/8,972,666.80
  6. Step 6: Final answer
    x = 7,790,296.20

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1.5x scale

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.