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Finding the Fourth Proportional to 9,798,347.10, 14,698,092.69 and 2,975,142.90

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Solution

The fourth proportional to 9,798,347.10, 14,698,092.69 and 2,975,142.90 is: 4,462,888.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,798,347.10 : 14,698,092.69 = 2,975,142.90 : x
  2. Step 2: Convert to fraction form
    9,798,347.10/14,698,092.69 = 2,975,142.90/x
  3. Step 3: Cross multiply
    9,798,347.10x = 14,698,092.69 × 2,975,142.90
  4. Step 4: Simplify right side
    9,798,347.10x = 43,728,926,110,195.40
  5. Step 5: Solve for x
    x = 43,728,926,110,195.40/9,798,347.10
  6. Step 6: Final answer
    x = 4,462,888.04

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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.