Home / 12,763,577.76-19,145,533.25-4,243,914.23

Finding the Fourth Proportional to 12,763,577.76, 19,145,533.25 and 4,243,914.23

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Solution

The fourth proportional to 12,763,577.76, 19,145,533.25 and 4,243,914.23 is: 6,365,926.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763,577.76 : 19,145,533.25 = 4,243,914.23 : x
  2. Step 2: Convert to fraction form
    12,763,577.76/19,145,533.25 = 4,243,914.23/x
  3. Step 3: Cross multiply
    12,763,577.76x = 19,145,533.25 × 4,243,914.23
  4. Step 4: Simplify right side
    12,763,577.76x = 81,252,001,000,613.16
  5. Step 5: Solve for x
    x = 81,252,001,000,613.16/12,763,577.76
  6. Step 6: Final answer
    x = 6,365,926.74

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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.