Home / 9,782,980.40-14,669,221.80-4,096,780.40

Finding the Fourth Proportional to 9,782,980.40, 14,669,221.80 and 4,096,780.40

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Solution

The fourth proportional to 9,782,980.40, 14,669,221.80 and 4,096,780.40 is: 6,142,972.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,782,980.40 : 14,669,221.80 = 4,096,780.40 : x
  2. Step 2: Convert to fraction form
    9,782,980.40/14,669,221.80 = 4,096,780.40/x
  3. Step 3: Cross multiply
    9,782,980.40x = 14,669,221.80 × 4,096,780.40
  4. Step 4: Simplify right side
    9,782,980.40x = 60,096,580,353,492.72
  5. Step 5: Solve for x
    x = 60,096,580,353,492.72/9,782,980.40
  6. Step 6: Final answer
    x = 6,142,972.58

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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.