Home / 8,502,429.35-12,753,653.29-2,112,681.71

Finding the Fourth Proportional to 8,502,429.35, 12,753,653.29 and 2,112,681.71

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Solution

The fourth proportional to 8,502,429.35, 12,753,653.29 and 2,112,681.71 is: 3,169,024.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502,429.35 : 12,753,653.29 = 2,112,681.71 : x
  2. Step 2: Convert to fraction form
    8,502,429.35/12,753,653.29 = 2,112,681.71/x
  3. Step 3: Cross multiply
    8,502,429.35x = 12,753,653.29 × 2,112,681.71
  4. Step 4: Simplify right side
    8,502,429.35x = 26,944,410,068,066.75
  5. Step 5: Solve for x
    x = 26,944,410,068,066.75/8,502,429.35
  6. Step 6: Final answer
    x = 3,169,024.87

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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.