Home / 12,827,688.62-19,239,127.23-6,436,224.86

Finding the Fourth Proportional to 12,827,688.62, 19,239,127.23 and 6,436,224.86

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Solution

The fourth proportional to 12,827,688.62, 19,239,127.23 and 6,436,224.86 is: 9,653,130.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,827,688.62 : 19,239,127.23 = 6,436,224.86 : x
  2. Step 2: Convert to fraction form
    12,827,688.62/19,239,127.23 = 6,436,224.86/x
  3. Step 3: Cross multiply
    12,827,688.62x = 19,239,127.23 × 6,436,224.86
  4. Step 4: Simplify right side
    12,827,688.62x = 123,827,348,962,428.95
  5. Step 5: Solve for x
    x = 123,827,348,962,428.95/12,827,688.62
  6. Step 6: Final answer
    x = 9,653,130.24

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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.