Home / 13,477,342.70-20,223,012.45-5,905,073.90

Finding the Fourth Proportional to 13,477,342.70, 20,223,012.45 and 5,905,073.90

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Solution

The fourth proportional to 13,477,342.70, 20,223,012.45 and 5,905,073.90 is: 8,860,677.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477,342.70 : 20,223,012.45 = 5,905,073.90 : x
  2. Step 2: Convert to fraction form
    13,477,342.70/20,223,012.45 = 5,905,073.90/x
  3. Step 3: Cross multiply
    13,477,342.70x = 20,223,012.45 × 5,905,073.90
  4. Step 4: Simplify right side
    13,477,342.70x = 119,418,382,997,870.06
  5. Step 5: Solve for x
    x = 119,418,382,997,870.06/13,477,342.70
  6. Step 6: Final answer
    x = 8,860,677.19

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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.