Home / 13,556,167.64-20,337,695.98-3,840,770.06

Finding the Fourth Proportional to 13,556,167.64, 20,337,695.98 and 3,840,770.06

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Solution

The fourth proportional to 13,556,167.64, 20,337,695.98 and 3,840,770.06 is: 5,762,130.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,556,167.64 : 20,337,695.98 = 3,840,770.06 : x
  2. Step 2: Convert to fraction form
    13,556,167.64/20,337,695.98 = 3,840,770.06/x
  3. Step 3: Cross multiply
    13,556,167.64x = 20,337,695.98 × 3,840,770.06
  4. Step 4: Simplify right side
    13,556,167.64x = 78,112,413,698,075.95
  5. Step 5: Solve for x
    x = 78,112,413,698,075.95/13,556,167.64
  6. Step 6: Final answer
    x = 5,762,130.99

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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.