Home / 15,048,178.92-20,767,841.10-8,523,395.64

Finding the Fourth Proportional to 15,048,178.92, 20,767,841.10 and 8,523,395.64

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Solution

The fourth proportional to 15,048,178.92, 20,767,841.10 and 8,523,395.64 is: 11,763,053.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,048,178.92 : 20,767,841.10 = 8,523,395.64 : x
  2. Step 2: Convert to fraction form
    15,048,178.92/20,767,841.10 = 8,523,395.64/x
  3. Step 3: Cross multiply
    15,048,178.92x = 20,767,841.10 × 8,523,395.64
  4. Step 4: Simplify right side
    15,048,178.92x = 177,012,526,283,952.84
  5. Step 5: Solve for x
    x = 177,012,526,283,952.84/15,048,178.92
  6. Step 6: Final answer
    x = 11,763,053.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.