Home / 12,842,856.66-17,723,007.09-7,041,624.06

Finding the Fourth Proportional to 12,842,856.66, 17,723,007.09 and 7,041,624.06

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Solution

The fourth proportional to 12,842,856.66, 17,723,007.09 and 7,041,624.06 is: 9,717,367.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,842,856.66 : 17,723,007.09 = 7,041,624.06 : x
  2. Step 2: Convert to fraction form
    12,842,856.66/17,723,007.09 = 7,041,624.06/x
  3. Step 3: Cross multiply
    12,842,856.66x = 17,723,007.09 × 7,041,624.06
  4. Step 4: Simplify right side
    12,842,856.66x = 124,798,753,140,494.58
  5. Step 5: Solve for x
    x = 124,798,753,140,494.58/12,842,856.66
  6. Step 6: Final answer
    x = 9,717,367.13

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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.