Home / 7,715,262.81-11,550,191.81-5,150,115.26

Finding the Fourth Proportional to 7,715,262.81, 11,550,191.81 and 5,150,115.26

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Solution

The fourth proportional to 7,715,262.81, 11,550,191.81 and 5,150,115.26 is: 7,710,018.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,715,262.81 : 11,550,191.81 = 5,150,115.26 : x
  2. Step 2: Convert to fraction form
    7,715,262.81/11,550,191.81 = 5,150,115.26/x
  3. Step 3: Cross multiply
    7,715,262.81x = 11,550,191.81 × 5,150,115.26
  4. Step 4: Simplify right side
    7,715,262.81x = 59,484,819,013,106.48
  5. Step 5: Solve for x
    x = 59,484,819,013,106.48/7,715,262.81
  6. Step 6: Final answer
    x = 7,710,018.50

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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.