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Finding the Fourth Proportional to 11,154,001.30, 16,699,509.15 and 11,154,001.30

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Solution

The fourth proportional to 11,154,001.30, 16,699,509.15 and 11,154,001.30 is: 16,699,509.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,154,001.30 : 16,699,509.15 = 11,154,001.30 : x
  2. Step 2: Convert to fraction form
    11,154,001.30/16,699,509.15 = 11,154,001.30/x
  3. Step 3: Cross multiply
    11,154,001.30x = 16,699,509.15 × 11,154,001.30
  4. Step 4: Simplify right side
    11,154,001.30x = 186,266,346,768,461.91
  5. Step 5: Solve for x
    x = 186,266,346,768,461.91/11,154,001.30
  6. Step 6: Final answer
    x = 16,699,509.15

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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.