Home / 7,795,384.55-11,679,790.80-6,652,786.40

Finding the Fourth Proportional to 7,795,384.55, 11,679,790.80 and 6,652,786.40

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Solution

The fourth proportional to 7,795,384.55, 11,679,790.80 and 6,652,786.40 is: 9,967,840.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795,384.55 : 11,679,790.80 = 6,652,786.40 : x
  2. Step 2: Convert to fraction form
    7,795,384.55/11,679,790.80 = 6,652,786.40/x
  3. Step 3: Cross multiply
    7,795,384.55x = 11,679,790.80 × 6,652,786.40
  4. Step 4: Simplify right side
    7,795,384.55x = 77,703,153,389,085.12
  5. Step 5: Solve for x
    x = 77,703,153,389,085.12/7,795,384.55
  6. Step 6: Final answer
    x = 9,967,840.96

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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.