Home / 8,623,404.40-12,935,106.60-7,926,674.80

Finding the Fourth Proportional to 8,623,404.40, 12,935,106.60 and 7,926,674.80

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Solution

The fourth proportional to 8,623,404.40, 12,935,106.60 and 7,926,674.80 is: 11,890,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,623,404.40 : 12,935,106.60 = 7,926,674.80 : x
  2. Step 2: Convert to fraction form
    8,623,404.40/12,935,106.60 = 7,926,674.80/x
  3. Step 3: Cross multiply
    8,623,404.40x = 12,935,106.60 × 7,926,674.80
  4. Step 4: Simplify right side
    8,623,404.40x = 102,532,383,521,533.67
  5. Step 5: Solve for x
    x = 102,532,383,521,533.67/8,623,404.40
  6. Step 6: Final answer
    x = 11,890,012.20

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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.