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Finding the Fourth Proportional to 35,835,434, 53,753,348.64 and 8,909,090

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Solution

The fourth proportional to 35,835,434, 53,753,348.64 and 8,909,090 is: 13,363,684.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,835,434 : 53,753,348.64 = 8,909,090 : x
  2. Step 2: Convert to fraction form
    35,835,434/53,753,348.64 = 8,909,090/x
  3. Step 3: Cross multiply
    35,835,434x = 53,753,348.64 × 8,909,090
  4. Step 4: Simplify right side
    35,835,434x = 478,893,420,835,137.62
  5. Step 5: Solve for x
    x = 478,893,420,835,137.62/35,835,434
  6. Step 6: Final answer
    x = 13,363,684.14

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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.