Home / 12,763,624-19,145,602.68-4,243,960.48

Finding the Fourth Proportional to 12,763,624, 19,145,602.68 and 4,243,960.48

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Solution

The fourth proportional to 12,763,624, 19,145,602.68 and 4,243,960.48 is: 6,365,996.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763,624 : 19,145,602.68 = 4,243,960.48 : x
  2. Step 2: Convert to fraction form
    12,763,624/19,145,602.68 = 4,243,960.48/x
  3. Step 3: Cross multiply
    12,763,624x = 19,145,602.68 × 4,243,960.48
  4. Step 4: Simplify right side
    12,763,624x = 81,253,181,139,702.09
  5. Step 5: Solve for x
    x = 81,253,181,139,702.09/12,763,624
  6. Step 6: Final answer
    x = 6,365,996.14

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1.5x scale

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.