Home / 14,771,138.94-20,394,969.21-9,547,237.89

Finding the Fourth Proportional to 14,771,138.94, 20,394,969.21 and 9,547,237.89

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Solution

The fourth proportional to 14,771,138.94, 20,394,969.21 and 9,547,237.89 is: 13,182,167.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771,138.94 : 20,394,969.21 = 9,547,237.89 : x
  2. Step 2: Convert to fraction form
    14,771,138.94/20,394,969.21 = 9,547,237.89/x
  3. Step 3: Cross multiply
    14,771,138.94x = 20,394,969.21 × 9,547,237.89
  4. Step 4: Simplify right side
    14,771,138.94x = 194,715,622,807,095.38
  5. Step 5: Solve for x
    x = 194,715,622,807,095.38/14,771,138.94
  6. Step 6: Final answer
    x = 13,182,167.17

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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.