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Finding the Fourth Proportional to 16,615,261.90, 24,904,230.45 and 7,029,009.10

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Solution

The fourth proportional to 16,615,261.90, 24,904,230.45 and 7,029,009.10 is: 10,535,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615,261.90 : 24,904,230.45 = 7,029,009.10 : x
  2. Step 2: Convert to fraction form
    16,615,261.90/24,904,230.45 = 7,029,009.10/x
  3. Step 3: Cross multiply
    16,615,261.90x = 24,904,230.45 × 7,029,009.10
  4. Step 4: Simplify right side
    16,615,261.90x = 175,052,062,461,547.09
  5. Step 5: Solve for x
    x = 175,052,062,461,547.09/16,615,261.90
  6. Step 6: Final answer
    x = 10,535,618.61

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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.