Home / 13,263,497.21-19,895,244.13-3,678,875.68

Finding the Fourth Proportional to 13,263,497.21, 19,895,244.13 and 3,678,875.68

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Solution

The fourth proportional to 13,263,497.21, 19,895,244.13 and 3,678,875.68 is: 5,518,313.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,497.21 : 19,895,244.13 = 3,678,875.68 : x
  2. Step 2: Convert to fraction form
    13,263,497.21/19,895,244.13 = 3,678,875.68/x
  3. Step 3: Cross multiply
    13,263,497.21x = 19,895,244.13 × 3,678,875.68
  4. Step 4: Simplify right side
    13,263,497.21x = 73,192,129,777,519.77
  5. Step 5: Solve for x
    x = 73,192,129,777,519.77/13,263,497.21
  6. Step 6: Final answer
    x = 5,518,313.05

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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.