Home / 19,771,907.40-29,636,935.23-8,996,775.03

Finding the Fourth Proportional to 19,771,907.40, 29,636,935.23 and 8,996,775.03

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Solution

The fourth proportional to 19,771,907.40, 29,636,935.23 and 8,996,775.03 is: 13,485,640.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,771,907.40 : 29,636,935.23 = 8,996,775.03 : x
  2. Step 2: Convert to fraction form
    19,771,907.40/29,636,935.23 = 8,996,775.03/x
  3. Step 3: Cross multiply
    19,771,907.40x = 29,636,935.23 × 8,996,775.03
  4. Step 4: Simplify right side
    19,771,907.40x = 266,636,838,842,991.28
  5. Step 5: Solve for x
    x = 266,636,838,842,991.28/19,771,907.40
  6. Step 6: Final answer
    x = 13,485,640.68

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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.