Home / 19,771,905.65-29,636,932.61-8,996,773.28

Finding the Fourth Proportional to 19,771,905.65, 29,636,932.61 and 8,996,773.28

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Solution

The fourth proportional to 19,771,905.65, 29,636,932.61 and 8,996,773.28 is: 13,485,638.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771,905.65 : 29,636,932.61 = 8,996,773.28 : x
  2. Step 2: Convert to fraction form
    19,771,905.65/29,636,932.61 = 8,996,773.28/x
  3. Step 3: Cross multiply
    19,771,905.65x = 29,636,932.61 × 8,996,773.28
  4. Step 4: Simplify right side
    19,771,905.65x = 266,636,763,230,509.09
  5. Step 5: Solve for x
    x = 266,636,763,230,509.09/19,771,905.65
  6. Step 6: Final answer
    x = 13,485,638.05

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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.