Home / 14,298,028.06-19,731,410.81-7,771,672.87

Finding the Fourth Proportional to 14,298,028.06, 19,731,410.81 and 7,771,672.87

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Solution

The fourth proportional to 14,298,028.06, 19,731,410.81 and 7,771,672.87 is: 10,724,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,298,028.06 : 19,731,410.81 = 7,771,672.87 : x
  2. Step 2: Convert to fraction form
    14,298,028.06/19,731,410.81 = 7,771,672.87/x
  3. Step 3: Cross multiply
    14,298,028.06x = 19,731,410.81 × 7,771,672.87
  4. Step 4: Simplify right side
    14,298,028.06x = 153,346,070,049,002.38
  5. Step 5: Solve for x
    x = 153,346,070,049,002.38/14,298,028.06
  6. Step 6: Final answer
    x = 10,724,980.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.