Home / 12,953,847.40-19,443,212.70-6,571,306.60

Finding the Fourth Proportional to 12,953,847.40, 19,443,212.70 and 6,571,306.60

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Solution

The fourth proportional to 12,953,847.40, 19,443,212.70 and 6,571,306.60 is: 9,863,271.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,953,847.40 : 19,443,212.70 = 6,571,306.60 : x
  2. Step 2: Convert to fraction form
    12,953,847.40/19,443,212.70 = 6,571,306.60/x
  3. Step 3: Cross multiply
    12,953,847.40x = 19,443,212.70 × 6,571,306.60
  4. Step 4: Simplify right side
    12,953,847.40x = 127,767,311,940,713.81
  5. Step 5: Solve for x
    x = 127,767,311,940,713.81/12,953,847.40
  6. Step 6: Final answer
    x = 9,863,271.35

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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.