Home / 14,008,021.50-19,331,364.92-7,896,450

Finding the Fourth Proportional to 14,008,021.50, 19,331,364.92 and 7,896,450

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Solution

The fourth proportional to 14,008,021.50, 19,331,364.92 and 7,896,450 is: 10,897,267.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008,021.50 : 19,331,364.92 = 7,896,450 : x
  2. Step 2: Convert to fraction form
    14,008,021.50/19,331,364.92 = 7,896,450/x
  3. Step 3: Cross multiply
    14,008,021.50x = 19,331,364.92 × 7,896,450
  4. Step 4: Simplify right side
    14,008,021.50x = 152,649,156,483,051.75
  5. Step 5: Solve for x
    x = 152,649,156,483,051.75/14,008,021.50
  6. Step 6: Final answer
    x = 10,897,267.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.