Home / 8,470,188.70-12,705,836.02-6,202,499.74

Finding the Fourth Proportional to 8,470,188.70, 12,705,836.02 and 6,202,499.74

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Solution

The fourth proportional to 8,470,188.70, 12,705,836.02 and 6,202,499.74 is: 9,304,154.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,470,188.70 : 12,705,836.02 = 6,202,499.74 : x
  2. Step 2: Convert to fraction form
    8,470,188.70/12,705,836.02 = 6,202,499.74/x
  3. Step 3: Cross multiply
    8,470,188.70x = 12,705,836.02 × 6,202,499.74
  4. Step 4: Simplify right side
    8,470,188.70x = 78,807,944,610,532.64
  5. Step 5: Solve for x
    x = 78,807,944,610,532.64/8,470,188.70
  6. Step 6: Final answer
    x = 9,304,154.54

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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.