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Finding the Fourth Proportional to 8,547,893.15, 11,796,713.54 and 4,876,890.63

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Solution

The fourth proportional to 8,547,893.15, 11,796,713.54 and 4,876,890.63 is: 6,730,463.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547,893.15 : 11,796,713.54 = 4,876,890.63 : x
  2. Step 2: Convert to fraction form
    8,547,893.15/11,796,713.54 = 4,876,890.63/x
  3. Step 3: Cross multiply
    8,547,893.15x = 11,796,713.54 × 4,876,890.63
  4. Step 4: Simplify right side
    8,547,893.15x = 57,531,281,677,681.62
  5. Step 5: Solve for x
    x = 57,531,281,677,681.62/8,547,893.15
  6. Step 6: Final answer
    x = 6,730,463.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.