Home / 19,771,941.96-29,636,986.98-8,996,809.38

Finding the Fourth Proportional to 19,771,941.96, 29,636,986.98 and 8,996,809.38

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Solution

The fourth proportional to 19,771,941.96, 29,636,986.98 and 8,996,809.38 is: 13,485,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771,941.96 : 29,636,986.98 = 8,996,809.38 : x
  2. Step 2: Convert to fraction form
    19,771,941.96/29,636,986.98 = 8,996,809.38/x
  3. Step 3: Cross multiply
    19,771,941.96x = 29,636,986.98 × 8,996,809.38
  4. Step 4: Simplify right side
    19,771,941.96x = 266,638,322,456,601.91
  5. Step 5: Solve for x
    x = 266,638,322,456,601.91/19,771,941.96
  6. Step 6: Final answer
    x = 13,485,692.15

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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.