Home / 7,812,780.17-11,709,722.39-4,024,196.33

Finding the Fourth Proportional to 7,812,780.17, 11,709,722.39 and 4,024,196.33

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Solution

The fourth proportional to 7,812,780.17, 11,709,722.39 and 4,024,196.33 is: 6,031,428.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,780.17 : 11,709,722.39 = 4,024,196.33 : x
  2. Step 2: Convert to fraction form
    7,812,780.17/11,709,722.39 = 4,024,196.33/x
  3. Step 3: Cross multiply
    7,812,780.17x = 11,709,722.39 × 4,024,196.33
  4. Step 4: Simplify right side
    7,812,780.17x = 47,122,221,788,487.23
  5. Step 5: Solve for x
    x = 47,122,221,788,487.23/7,812,780.17
  6. Step 6: Final answer
    x = 6,031,428.10

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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.